The video shows how to calculate weight if the mass is given and vice versa.Later on in this unit you will learn about Newton's laws of motion and Newton's second law of motion gives us a way to change mass into weight and vice versa.This law will tell you what is happening to ...more
In my opinion, Isaac Newton is definitely the number two astronomer, right below Galileo Galilei. His discoveries were very important to uncovering the secrets of space, and he deserves to be remembered. Isaac Newton (January 4, 1643 – March 31, 1727) Isaac Newton was born t ...more
So, the in-person conversations between you and your friends has slowed down to a near halt, thanks to everyone's obsession with texting, Facebook, and over-uploading pics to Instagram—socializing at its best. It could also be that you're just not interesting enough anymore in ...more
Pom-pom pyramids? Kids' stuff! When it comes to building sky-high human towers, who could ever match the skill and heroism of the castellers—or castle builders—of Catalonia, Spain? Nadie! Nobody! These colorful climbers have only one rival: They know it as la gravidad. You kno ...more
I don't know how else to say it. In a word, the DTV (Dual Tracked Vehicle) Shredder from BPG Werk is just plain awesome. "Built as a first response modular platform to better equip the soldier to deal with crisis situations, the DTV is a new class of vehicle that can handle an ...more
In America, football has become religion. And that religion has blossomed into an unstoppable juggernaut, which has rocked the very foundations of both television and business. In an era where fragmentation has savaged traditional network television, the NFL's Nielsen ratings ...more
In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more
If you thought the last post on Two Circle Wobblers was wild, then wait until you see what happens when you build wobblers out of two half circles or two ellipses. In both of these cases, the center of gravity still remains constant in the vertical direction, allowing them to ...more
Thanks to the PlayStation 3 and Xbox 360, video games are constantly evolving to higher degrees of sophistication, with complex graphics, lifelike resemblances and storylines that create exciting experiences that relieve the tediousness of our everyday lives. It's a little di ...more
Think of the coolest, most unique way to create art that you can. Got it? Now think about creating that art out of living things. The American Society For Microbiology (ASM) holds an annual art contest, but it's no ordinary art they look for. The ASM looks for agar art, which ...more
Holton Rower's Pour recalls the lysergic 1960s at their most saturated. So much so that, had Timothy Leary been an abstract expressionist, it's easy to imagine that his work might have borne more than a passing resemblance. The process is essentially self-evident: build a flat ...more
The OnePlus 7 Pro is definitely a beast on paper. With a specs page that ticks virtually every box and a price point that undercuts the competition by hundreds of dollars, it's hard to overlook this phone. But before you get too excited, know that OnePlus has repeatedly shown ...more
If you want a challenge, try this at home or anywhere. Learn to spin a book on your finger. This will make you enjoy more of your vacant time. It also helps your balancing skill developed. 1. Get a book. 2. Get your finger to the center of the gravity of the book. 3. Spin the ...more
Portal has been one of the most critically acclaimed and universally loved games of the last few years, and there's plenty of fan art to prove it. From building a Portal gun, to a gravity defying Companion Cube, and even installing Portal onto a graphing calculator, fans have ...more
You don't have to be a sculptor along the likes of Michelangelo to create an aesthetically appealing, well-made wooden sign. In fact, all you need is a router and steady hands. Well, and maybe some practice. In this woodworking tutorial you'll learn how to sign write on wood ...more
Indian pole gymnastics? Was this born from the primal urge to show off in nothing but the brightest and shortest orange shorts by Indian wome- wait, these are men? Burn them! Sport or bizzare wedding ritual? - you decide!. Shown above is Mallakhamb, a 200-year-old sport in Ind ...more
After poor sales of the Pixel 3 and Pixel 3 XL, Google needs to reinvigorate its Pixel lineup, devices it's been pushing heavily over the last couple years. On May 7, Google had the eyes and ears of the technology industry at its Google I/O keynote, making it the perfect time ...more
Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method. Copper does not direct ...more
Welcome to the first annual Next Reality 30, our list of people who've made the biggest impact on the augmented reality space in the last 12 months — and what a 12-month roller-coaster ride it's been. Apple introduced ARKit-powered apps last fall, Google launched ARCore for An ...more
So very pointless, yet unquestionably spectacular. The best kind of "art" performs no other function than to delight the viewer, and Japanese YouTube user Denha's complex marble machines do just that. But are marble machines art? You can call them that—or toys, scientific cont ...more
The Galaxy S10 has finally been revealed to the masses, and it certainly doesn't disappoint. As the flagship to herald the tenth anniversary of the venerable Galaxy S line, the S10 has kept popular and familiar design elements like the immersive Infinity Display while employin ...more
The Illusion Contest of the Year recently announced their top ten finalists, and the overwhelming crowd and jury favorite is Impossible Motion: Magnet-like Slopes by Koukichi Sugihara of the Meiji Institute for Advanced Study of Mathematical Sciences in Japan. Ready? Brain- ...more
The hugely successful S10 series of flagships may be a tough act to follow, but Samsung has proven that it's up to the task with the Galaxy Note 10. The latest phablet bearing the Note name is the first of its line to come with an even larger variant, and boasts an eye-pleasin ...more
Uh...I'll say it again. One word. Awesome. Via YouTube, "From my trip to India: The Diamond Maruti Car Circus in Delhi. These death defying bad boys drive a wonky Nissan all over your foolish health & safety regulation..." Apparently, the Wall of Death is nothing new (the ...more
His name is Don Pettit, but I like to call him Space MacGyver. He's well known for his paper clip fixes and ingenious coffee invention in zero gravity, and we've all seen the NASA astronaut in his Saturday Morning Science videos during his first stay on the International Space ...more
As a developer, before you can make augmented-reality robots that move around in the real world, controlled by a user's finger, you first need to learn how to harness the basics of designing AR software for a touchscreen interface. In recent years, the vernacular for referrin ...more
Virtual reality is all the rage these days, especially with devices like the Oculus Rift, Gear VR, and HTC Vive hitting shelves lately. But before any of those fancy, expensive headsets ever made it to the market, Google came up with a thrifty and inventive substitute in the f ...more
If you're like me, you were disappointed when NASA cut their human space flight program. No longer could children and adults in dead-end jobs dream of someday walking on the surface of the Moon or drinking floating globules of water through a straw. Homo sapiens as a species a ...more
GravityBox is a name that many know as the module to rule them all when it comes to customizing your Android device. Ask any of the longtime modding pros, and they'll tell you about the good old days during the Xposed era. The community was booming and full of great ideas, and ...more
With the best selling phone on Amazon in 2018, Lenovo had big shoes to fill when making the successor of the Moto G6. Fortunately, Lenovo was up to the task. The Moto G7 continues to provide a high performance-to-price ratio, offering a worthwhile upgrade for G6 users while re ...more
This video is about fixing self-closing doors. Doors close by themselves when they're not hung plumb, and gravity closes the door. The solution is to remove the hinge-pins and to roughen the bottom of the hinge-pins to create friction, keeping the door open. One removes the hi ...more
In this video, learn how to alter the center of gravity within a coke can so that it leans on its side like the Leaning Tower of Pisa. Later, learn how to balance a coin on a dollar bill. Take a look at how this is done and learn a little bit about how gravity functions in the ...more
When he's not taking orbital videos of Earth's auroras, NASA Astronaut Don Pettit is experimenting with water in zero gravity. He's already shown us how water droplets can orbit around knitting needles in a microgravity environment. Now he's playing with water again, this time ...more
In this tutorial your learn how to create rigid bodies in the dynamics section of Maya. Dynamics is the physics based part of any 3D software package used most often in visual effects. In this tutorial you will learn the basics of creating rigid bodies in Maya by adding gravit ...more
In this "super" video tutorial, you'll learn how to convert a Super Nintendo controller to PC controller. Now, dig deep into your garage and pull out those old SNES pads (or controllers) and get ready for some "super" modding! This Super NES hack will convert the controller t ...more
Motorola is a shell of its former self. In 2010, it had just released the Motorola Droid, a phone so popular it led to all Android phones being called "Droids" by non-techies. But there have been some rough years between then and now, and Motorola's latest "flagship" doesn't l ...more
The Moto G7 Power is a phone that screams battery life. From its display resolution to the massive battery, it was designed for those who hate to recharge each night. But unlike other battery-focused smartphones, it comes at a price almost anyone can afford. Lenovo, Motorola' ...more
These days, using the power button to lock your Android seems a little old-fashioned. Thanks to third-party apps and mods, you could seamlessly lock your device using a double-tap, a swipe, and even gravity, or you could just throw it in your pocket, all of which help prevent ...more
My first attempt at a helmet cam, yielded ok results, but I wanted something even better. The downside to all of this was cost, but it is very close to what I want now. Yes the camera is upside down, and yes there's a solid piece of fabric covering the view. Read on to find o ...more
Presentational video for our DIY Camera Crane project. Video: . Me and my friend built this crane couple of months ago in our garage using only ordinary materials from hardware shop. The overall cost of the crane was about 200$, when cranes of the same weight capacity may cost ...more
With Apple releasing the iPhone XR, it appears Samsung is looking to challenge this "budget flagship" option head-on. They brought their usual two phone releases this year, but also threw in another three for a total of five phones, including the Samsung Galaxy S10e. And for m ...more
Watch this science video tutorial from Nurd Rage on how to make copper sulfate and zinc batteries. They show you how to make the classic copper sulfate and zinc battery using the incredibly easy "gravity" battery design approach. Great for science fairs and similar projects th ...more
Similar to last year, LG is mixing up its releases. Instead of the G series in the first half of the year and the V series in the second half, LG is releasing both heavy hitters together. However, unlike last year, this is a true upgrade from its predecessor, the LG V50 ThinQ ...more
GraviBoard is an awesome tweak for jailbroken Apple iOS devices that applies gravity to the icons on your homescreen. If you want to download it for free and install it, check out this helpful video to learn which source to use to find GraviBoard on Cydia.
Portal, the popular game from Valve, has been critically acclaimed since its release in 2007. Its unique gameplay and humorous storyline is the reason for its popularity amongst nerds everywhere. This has also spawned a large community in cosplay and prop design. The most popu ...more
The newly-announced Moto G7 Play offers some of the same upgrades as its sibling, the Moto G7, but at a much lower price. The upgrades are pretty significant when compared to last year's Moto G6 Play, taking this phone from the "only if you're on a strict budget" category into ...more
Particles are a great world to explore. In this video tutorial from CreativeCOW leader Alvaro Castaneda, well learn how to create particles in very simple ways in Maya. We also add collision objects gravity and render them in a liquid like mesh. Create particles and add collis ...more
In order to prepare a log for Tiki Carving, you will need the following items: a hardhat or a helmet, a respirator, a log, a planer, and a blade. Use a sharp blade to cut away the bark. Cut the bark in a circular motion. Peel away the bark, as you cut it. Put on all of your s ...more
It's always a big deal when the company that makes Android releases a new phone. Google's Pixel series has made a name for itself in three short years behind its camera prowess, but now it's time to start competing with the major players. That said, Google should like how thei ...more
In this clip, learn how to perform the "Amazing Red Bull" trick. You will show your audience a full can of Red Bull and pour a bit out to prove it. You will then flip the can completely upside down without ANY liquid spilling out! You can also shoot something like a pencil or ...more
One of the best ways to make a great build is to build around the environment. Fancy plugins like World Edit and Voxel Sniper aren't always necessary. In the real world, people can't just edit the environment to their every whim and need. They have to work around it. Not only ...more
This video shows how to make a men's hairstyle called a faux hawk. He uses a product called Renati Rock Hard along with got2be glued spray. Take a dab of the Rock Hard and rub it through your hair and make all your hair stand straight out, then spray it. Add more Rock Hard and ...more
Let's start with the bike: The most important thing on your bike, is your brake system, you will need the brake lever on your handle bars. When performing a wheelie, this will help you control speed and prevent you from falling on your butt. Your rear brake has to function pro ...more
Water covers approximately 70 percent of Earth's surface and the human body contains up to 78 percent water, depending on body size. Yet, water seems to be taken for granted here on Earth. But if you travel to an orbital altitude of about 250 miles, water starts looking pretty ...more
Remember the movie "Flubber," about mad professor Robin Williams and his gravity-defying invention of slime that could walk, talk, and transform into just about anything? Well, you can make a very similar type of green goo at home using stuff you already have lying around. Fr ...more
Surfing: Hang Ten The ocean is a force of nature that refuses any effort to tame it. To throw one's self on the mercy of this beast is a courageous act. With the help of this trick guide, you can learn to harness that power and push your water-borne adventures to new heights. ...more
Blocking in gymnastics is about turning horizontal momentum into vertical momentum for better and higher flips. Watch this video tutorial to learn how to apply gymnastics blocking principles to defy gravity and improve your flips.
A closed urinary drainage system consists of a catheter inserted into the urinary bladder and connected via tubing to a drainage bag. The catheter is retained in the bladder by an inflated balloon. The drainage of urine is totally dependent on gravity. Therefore, tubing and th ...more
This trick is fascinating! Check out this tutorial for advice on how to balance heavy objects like two forks on a single toothpick. This video will show you how to take two forks, two toothpicks, a wine bottle and a cork and make it all balance. You can thank gravity and this ...more
We wear bras every day, and we all assume that we are wearing them properly, but how do we know? In this tutorial, learn exactly how to put on and wear a bra so that it looks great and feels comfortable. With a few simple steps, you will be on your way to being an expert. Ste ...more