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
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
This video is an excellent example of how to demonstrate the doppler effect in the classroom.
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
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
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
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
A lab exercise that demonstrates how evaporation of water lowers the temperature. Also, how surface area affects the rate of evaporation.
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
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.
Video may have killed the radio star, but will volumetric capture and augmented reality kill the video star? London-based rapper Tino Kamal recently released a music video for his single "V.I.P." that features volumetric video filmed with Microsoft Mixed Reality Capture techn ...more
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.
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
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
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
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
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
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
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
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
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.
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
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
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
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.
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
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 list of commands available for the m ...more
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
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
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
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 are under-appreciated by hackers and pentesters, one of which will improve ...more
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
If you've grown bored of day-to-day hacking and need a new toy to experiment with, we've compiled a list of gadgets to help you take password cracking and wireless hacking to the next level. If you're not a white hat or pentester yourself but have one to shop for, whether for ...more
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
In one of my previous articles, I discussed ShinoBot, a remote administration tool that makes itself obvious. The goal is to see if the user could detect a remote administration tool or RAT on their system. In this article, I'll be demonstrating the use of Pupy, an actual RAT, ...more
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
For Apple Pay users, the iPhone X, XS, XS Max, or XR will be an adjustment. Gone are the days where you could rest your finger on the Home button and hold your device within range of a contactless reader. Without Touch ID on the iPhone X, this isn't possible. But have no fear, ...more
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
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
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
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
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
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
A rainbow table can be thought of like a dictionary, except instead of words and their definitions, it holds combinations of characters on one side and their hashed form on the other. What is a hash and why would you want to know what random combinations of characters are hash ...more
The world is full of vulnerable computers. As you learn how to interact with them, it will be both tempting and necessary to test out these newfound skills on a real target. To help you get to that goal, we have a deliberately vulnerable Raspberry Pi image designed for practic ...more
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