# Demonstrating How to Use a

### How To : Demonstrate Newton's Third Law of Motion

Get yourself a metal sled that runs on tiny plastic ball bearings, and you'll be ready to demonstrate to your classroom Isaac Newton's third law of motion: Every action has an equal and opposite reaction. This science video tutorial will teach your students how Newton's third ...more

### How To : Demonstrate Newton's law of inertia

This short video clip shows seven demonstrations of Isaac Newton’s first law of motion– the law of inertia. Newton’s law of inertia states that objects moving at constant velocity will continue moving at constant velocity, unless acted upon by an outside unbalanced force. Six ...more

### How To : Do a demonstration of the Doppler effect

This video is an excellent example of how to demonstrate the doppler effect in the classroom.

### How To : Create tornado demonstrations for the classroom

Ever wondered how a tornado works? Well, wonder no longer and watch this video tutorial for teachers and students alike. You will see how to create tornado demonstrations for use in the classroom or for fun. These science experiments are sure to keep your children listening a ...more

### News : Wooden Combination Lock Demonstrates Inner Workings

Lockpickers, school yourself. The incredibly prolific, woodworking whiz Matthias Wandel demonstrates the inner workings of a combination lock with his wooden mechanical model. "In terms of neat mechanical things to build out of wood, I figured a single dial sequential combin ...more

### How To : Demonstrate static electricity with a balloon

Objects become charged when rubbed against one another. This happens because negatively charged electrons flow from one object to the other. If you're a teacher, and need a way to demonstrate static electricity, then just check out this science video tutorial on how to use a ...more

### How To : Do a science trick demonstrating surface tension with pepper, soap, and water

Surface tension is one of the coolest things about water. Without it, there would be no waterskiing, and that would be a sad world. This video will show you how to do a cool science magic trick with pepper, soap, and water that demonstrates surface tension. All you do is scatt ...more

### HowTo : Survive a Plane Crash (Demonstrated by Flight Attendant Hotties)

HowTo go viral or HowTo survive a plane crash... take your pick. A bunch of Philippines flight attendant cuties demonstrate flight safety procedures to the tune of Lady Gaga and Katy Perry. The company later stated: Cebu Pacific has always been known as a fun airline, we want ...more

### How To : Demonstrate buoyancy with diet & regular Coke

This will blow you away! 2 unopened 12 ounce cans of cola weigh the same, right? No they do not. That's why Diet Coke floats, but regular sugared Coke sinks. The extra weight comes from the natural sugar in Coca Cola and Pepsi that is not present in a can of diet.

### How To : Demonstrate centripetal force

Teach your students about centripetal force with this science video tutorial. It will show you how to use some masking tape and a ball to demonstrate how centripetal force works. Centripetal force is a force that acts on a body moving in a circular path and that is directed t ...more

### How To : Demonstrate cooling by evaporation

A lab exercise that demonstrates how evaporation of water lowers the temperature. Also, how surface area affects the rate of evaporation.

### How To : Use Gummi Bears to demonstrate osmosis and crystallization

Gummi Bears are great for science experiments due to their gelatinous makeup. In this video you will learn how NOT to make a Gummi Bear conduct electricity, but in fact how to use them to demonstrate osmosis and crystallization by preparing them for conductivity.

### How To : Demonstrate the force of air pressure

Put a Ruler Under Pressure. Mad Scientist Jack Martin will show you how to perform this simple experiment to demonstrate the force of air pressure. Demonstrate the force of air pressure. Click through to watch this video on videojug.com

### How To : Demonstrate the effects of heat on air pressure

This free video science lesson from Northern Kentucky University demonstrates a simple technique for demonstrating the effects of heat on air pressure by placing a candle within a graduated cylinder. For all of the relevant details, and a complete demonstration of the experime ...more

### News : Microsoft Demonstrates Holograms with Phase-Only Displays

Microsoft Research has published a technical paper reviewing their work with near-eye displays for virtual and augmented reality to project phase-only holograms. The team built a holographic projector that displayed a series of sub-holograms, which allowed the hologram to dis ...more

### News : Microsoft & Ford Demonstrate AR's Potential for Innovation in Enterprises

ARKit and ARCore generate excitement among various segments of the tech industry for spurring adoption of augmented reality with consumers via mobile devices. The consensus among many experts, though, is that the future lies within augmented reality headsets, and that the ent ...more

### News : University of Maryland Demonstrates the Future of Medical Procedures with Augmented Reality

Could the technology that powers games like Pokémon GO be used for surgery in the near future? Researchers at the University of Maryland think so. Amitabh Varshney, a computer science professor and director of the Augmentarium facility at the University of Maryland, along wit ...more

### Market Reality : Augmented Reality Demonstrates Value for Business & Recreation

We continue to field stories underscoring the strong trends of Investment in augmented reality in various sectors. This week, one company strengthens their offerings to the enterprise sector, while two other companies capitalize on the promise presented by augmented reality to ...more

### How To : Tim Schafer and Cookie Monster Demonstrate How Awesome They Are Together

Tim Schafer and Double Fine Productions are hard at work on their Sesame Street: Once Upon A Monster Xbox 360 / Kinect game. That means they get to play with Sesame Street puppets, and this video demonstrates how much fun it would be to live that dream.

### Market Reality : Apple, Snapchat, Magic Leap, & Unity Demonstrate Why They Make Up Top 4 of the NR30

This week, Next Reality published its annual feature on the leaders in the augmented reality industry, the Next Reality 30. So it's no coincidence that the companies represented in the top four spots of the NR30 also made business headlines in AR this week. While Magic Leap i ...more

### How To : Demonstrate the difference between land & sea ice

In this tutorial, we learn how to demonstrate the difference between land & sea ice. First, fill up two large aquariums with water, then add in a glacier to one aquarium and an iceberg in the other. This will see how the water level changes based on the melted of each differen ...more

### How To : Demonstrate atom halving using noodles

A clip from Philip Morrison's 1987 PBS program "The Ring of Truth: Atoms" featuring chef Kin Jing Mark making noodles to demonstrate the principle of halving.

### How To : Demonstrate the Reverse Park Manoeuvre on a Driving Test in England

Here we see how to do the reverse park manoeuvre to driving test standards. There is an explanation of the manoeuvre followed by an in-car demonstration. You will need to be diplomatic about where you practise this, and try not to annoy local residents by using their cars to p ...more

### Market Reality : L'Oreal's Rochet Leads NR30's AR Influencers & Magic Leap Demonstrates Its Own Influence at L.E.A.P. Con

This week, Next Reality released the fifth and final set of profiles on the NR30 leaders in augmented reality, with this chapter focusing on the influencers in the industry. Coincidentally, a company with a representative among the NR30 AR Influencers, Magic Leap, monopolized ...more

### Hack Like a Pro : The Ultimate Command Cheat Sheet for Metasploit's Meterpreter

Welcome back, my hacker novitiates! I've done numerous tutorials in Null Byte demonstrating the power of Metasploit's meterpreter. With the meterpreter on the target system, you have nearly total command of the victim! As a result, several of you have asked me for a complete ...more

### How To : Root a Nexus 4 or Nexus 5 in Under a Minute

One of the best things about the Nexus line of devices is the ease with which one can achieve root. Plug your phone into your PC, download a couple files, type a few commands, and you can be rooted within 30 minutes. No muss, no fuss, no carrier-locked bootloaders. But it too ...more

### How To : Hack WPA & WPA2 Wi-Fi Passwords with a Pixie-Dust Attack Using Airgeddon

Design flaws in many routers can allow hackers to steal Wi-Fi credentials, even if WPA or WPA2 encryption is used with a strong password. While this tactic used to take up to 8 hours, the newer WPS Pixie-Dust attack can crack networks in seconds. To do this, a modern wireless ...more

### How To : Enable Free WiFi Tethering on Android Marshmallow

Starting in Android 4.3, Google added some code to AOSP that tagged your internet traffic when you were running a mobile hotspot, which made it incredibly easy for carriers to block tethering if you didn't have it included in your plan. But as of Android 6.0, this "tether_dun_ ...more

### How To : Theme TouchWiz on Your Samsung Galaxy S5

If you've ever noticed that the stock launcher on an Android device seems to just feel faster than any third-party home screen replacement app, this is not a placebo effect. Most manufacturers, Samsung included, force their stock launchers to reside permanently in your phone's ...more

### Tutorial : Create Wordlists with Crunch

Greetings all. Before I get into the tutorial, I would like to mention that I am fairly new to Null Byte (been lurking for some time though), and what really appeals to me about this place is its tight, family-like community where everyone is always willing to help each other ...more

### How to Hack Wi-Fi : Automating Wi-Fi Hacking with Besside-ng

In this how-to, I will be demonstrating a few of the tactical applications of Besside-ng, the hidden gem of the Aircrack-ng suite of Wi-Fi hacking tools. When run with a wireless network adapter capable of packet injection, Besside-ng can harvest WPA handshakes from any networ ...more

### You're Doing It Wrong : 3 Bad Habits That Are Ruining Your Phone's Battery

I was in college, and my 15-inch Sony Vaio laptop was my prized possession. It was my first PC and probably the most important thing I brought with me to my dorm — it was both how I completed my assignments and my primary source of entertainment. How could it turn its back on ...more

### Hack Like a Pro : Using Windows as a Hacking Platform, Pt. 1 (Exploit Pack)

Welcome back, my tenderfoot hackers! As most of you know, I am strong advocate for using Linux as a hacking platform. In fact, I would say that without knowing Linux, you will never become a professional hacker/pentester. On the other hand, there are many here who come to Nu ...more

### How To : Chain VPNs for Complete Anonymity

Big name individual hackers and hacker groups everywhere in the news are getting caught and thrown in jail. Everytime I see something like this happen, I won't lie, I get a little sad. Then I wonder, how are these guys getting caught? If a group like LulzSec, with all the fame ...more

### How To : Instant Ice! How to Waterbend in Real Life

In one of my previous articles, I showed off how to make water freeze into ice instantaneously. In this article, I'd like to elaborate on this, and show how a glass of water can turn to ice instantly on command. What exactly is this supernatural power? Discover the secrets to ...more

### How To : Turn Your Samsung Galaxy S3 into a Functional Keyboard & Mouse for Your Computer

These days, we increasingly have more and more devices in our everyday possession. While a notebook computer, a tablet, and a smartphone may seem like overkill, they do work to make our lives easier and even help reduce clutter in certain ways. A single one of these devices c ...more

### How To : Save Battery Life & Never Get Lost Again with Offline Maps & Directions on Your Samsung Galaxy S3

When you have to take four different freeways to go twelve miles, Google Maps becomes a very close and dear friend—especially in Los Angeles. Without my trusty Samsung Galaxy S3, I seriously don't know if I could make it back home half of the time. Of course, you'd probably ge ...more

### How To : Tether Your Nexus 5 Without Your Carrier Knowing

It used to be easy to hack tethering—root your device and install a third-party or modded tethering app. But snuck in amongst the changes in Android 4.3, a new data-monitoring service of sorts made its debut. There used to be a time when your data connection was yours. You pai ...more

### Video Breakdown : GM's Unicorn, Cruise, Shows Off Level 4 Skills in SF—Passing Uber & (Maybe) Waymo

General Motors acquired Cruise Automation in March 2016 for a reported \$1 billion (well, at least \$581 million). GM President Dan Ammann made a point of being in the press release photograph with Cruise founders Kyle Vogt and Daniel Kan (see photo below). On January 19, 2017, ...more

### How To : Remove the Grassy Background on Your Galaxy S5’s Stock Weather Widget to See More Wallpaper

The weather widget on the main home screen of a fresh-out-of-the-box Galaxy S5 is meant to show off the screen. Super-high contrast and crisp definition on the individual blades of grass in the background let you know that the phone you're holding has one helluva display. But ...more

### How To : Change the Batteries in a Nerf Vulcan EBF-25 Blaster

Bottoms up Turn the Nerf Vulcan EBF-25 so the bottom side is facing up. Find the button Locate the orange section with the round button-looking thing. Find the screw Locate the metal screw behind this section. Unscrew Unscrew the cross-haired screw with a Phillips head ...more

### The Hacks of Mr. Robot : How to Send Ultra-Secure Emails

Welcome back, my nascent hackers! Although my favorite TV show, Mr. Robot, had completed its first season already, I have not completed demonstrating the hacks that Elliot used in the show. (By the way, I can't wait for season 2!) In several episodes, Elliot was seen sending ...more

### How To : Create an Automatic Animal Harvester in Minecraft

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. Harvesting items from animals no longer requires wasting precious time chasing after them. During last Saturday's Weekly Workshop, we built a few different kinds of animal harvester ...more

### How To : Make a Lock Pick Out of a Paper Clip and Multi-Tool

The fine folks at ITS Tactical made this detailed tutorial on how to make a two-piece lock pick set out of only a few paper clips and using only a multi-tool in the construction. The host begins by demonstrating how to construct the pick, then how to use it on a real lock. It ...more

### How To : Boost Performance & Battery Life on Your Galaxy S5 with These "Build.prop" Hacks

The build.prop file in an Android device is home to many system-level values and settings. Everything from screen density to video recording quality is covered in this file, and people have been editing these entries to get new functionality and better performance since Androi ...more

### Hack Like a Pro : Using Nexpose to Scan for Network & System Vulnerabilities

Welcome back, my budding hackers! One of the keys to being successful as a hacker, pentester, or cyber warrior is the ability to find vulnerabilities or flaws in the target system, which are what we exploit when we hack. We have looked at several ways to do that including var ...more

### How To : Use Your Fingerprint Scanner to Do Almost Anything with Tasker

We recently covered an app called Fingerprint Quick Action that let you use your fingerprint scanner to expand your notification tray like the Google Pixel, along with a few other actions. It's definitely a useful mod, but there's a similar app can make your fingerprint scanne ...more

### How To : An Exhaustive Guide to Minecraft Mods: Texture Packs, Gameplay & Troubleshooting

Minecraft mods (modifications) are additions to the game that change the way you play. They include texture packs, shaders, changes in gameplay, additions and subtractions and everything in between. Some of this information is very basic, other bits might help you along if you ...more

### How To : Master the "B" License Tests in Gran Turismo 5 (Gold Trophy Guide)

If you're a legit Gran Turismo fan, you've already gotten the new Gran Turismo 5 for PlayStation 3. There's a lot of new features in GT5, and one that returns is the License Test challenges. One change in the License Tests in GT5 is that it ties every mode into a single, persi ...more

### How To : Exploring Kali Linux Alternatives: How to Get Started with BlackArch, a More Up-to-Date Pentesting Distro

In 2013, Offensive Security released Kali Linux, a rebuild of BackTrack Linux derived from Debian. Since then, Kali has gone on to become somewhat of a standard for penetration testing. It comes preconfigured with a collection of tools accessible by a menu system, tied togethe ...more

### How To : Get Samsung's Exclusive "Milk Music" App on Your Nexus 7 or Other Android Device

Samsung's exclusive music streaming service, Milk Music, has been making waves across the web thanks to its peculiar name and ad-free stations. Only problem is, not everyone has a Samsung device. If you want to get in on the action, we've got a way to get Milk Radio on your r ...more

### How To : Fix Overall Lag & S Health Crashes When Using Xposed on Your Galaxy S5

The Xposed Framework offers many great customization options for your Galaxy S5. S Health, with its ability to read your heart rate through a built-in monitor, is one of the main selling points of the GS5. Trouble is, the two don't seem to play nice together. Many users (myse ...more

### How To : Use Common Features of Windows Command Prompt

Every Windows system includes command prompt; and while a lot of people on Null Byte and WonderHowTo in general know how to use it, some people don't know anything about it, even how to access it. Even if you aren't a Windows user, it's good to know how command prompt works b ...more

### How To : Invert the Stock Samsung Keyboard on Your Galaxy S5 for Easier Typing in the Dark

I'll give Samsung credit where it's due—the stock keyboard on the Galaxy S5 is actually pretty nice. There's a dedicated number row that resides at the top (something that the Google Keyboard needs a hack to achieve), and various settings exist to make switching between langua ...more

### How To : Mug Cake Tips That'll Change How You 'Bake' Cakes Forever

There are countless recipes for mug cakes (and breads) on the internet, but not all of them are good. Mug cakes promise a warm, moist, and fluffy cake after a few minutes and with minimal work... but sometimes, all you end up with is a chewy, rubbery mess. Well, mug cakes are ...more

### How To : Bypass File Upload Restrictions Using Burp Suite

When attempting to gain access to a server, there may come a point when you need to get around file upload restrictions to upload something. If we can find a way to get around the restrictions, then we can upload anything we want to the server, effectively compromising it. Tha ...more

### How To : Get Rid of Annoying Startup, Camera, & Low Battery Sounds on Your Samsung Galaxy S5

I have the AT&T version of the Galaxy S5, so every time I start my phone I get the pleasure of hearing AT&T's lovely jingle. Actually, that's sarcasm—I absolutely abhor this sound. I haven't had the chance to play around with a Sprint, T-Mobile, or Verizon variants of this pho ...more

### How To : Easily Detect CVEs with Nmap Scripts

Nmap is possibly the most widely used security scanner of its kind, in part because of its appearances in films such as The Matrix Reloaded and Live Free or Die Hard. Still, most of Nmap's best features go under-appreciated by hackers and pentesters, one of which will improve ...more

### How To : Make a fake cut with theatrical makeup

Finally, the professionals are weighing in on how to create fake wounds! This video features a makeup artist from the BBC demonstrating how to make a really realistic fake cut on the hand of an actor using theatrical makeup. The plastic pieces from a CD jewel case that resembl ...more

### How To : New Android Logo? Install the LG G Watch Boot Animation on Your Nexus 5 & See for Yourself

When we look back on it, 2014 may be remembered as the Summer of Android Wear. With two new flagship smartwatches due out soon, Google's been readying its mobile OS for the wearables sector. Just recently, a test build of the firmware from the upcoming LG G Watch leaked. This ...more

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