Topic: gravity

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Slingshots of the Oceanic

There are many ways of moving through the Universe – of traveling from one point to another over great, even extraordinary distances. There is also a way of using the world for your own ends: taking advantage of slope...

‘Electric Wind’ Can Strip Earth-like Planets of Oceans, Atmospheres

'Electric wind' on Venus may have stripped the planet's upper atmosphere of oxygen... and it "may have played a significant role in stripping Earth's twin planet of its oceans, according to new research results from t...

How Far Can We Go? Limits of Humanity – Kurzgesagt

Is there a border we will never cross? Are there places we will never be able to reach, no matter how hard we try? It turns out there are. Even with science fiction technology, we are trapped in our pocket of the univ...

Magnets & Marbles, Kaplamino’s Pitagora-style chain reactions

Kapla blocks, marbles, steel ball bearings, a few dominos, sticks, and magnetic neocubes or buckyballs power this incredible series of elegant and surprising Rube Goldberg or Pitagora-style chain reactions. An instant...

Science Extras from Jiwi’s (Rube Goldberg) Machines

A YouTube series that hearkens back to characters and situations from old silent films, Jiwi's Machines mixes a love for Rube Goldberg Machines with an ode to comedy greats like Charlie Chaplin or Buster Keaton. T...

Marble Mountain, a huge themed marble machine in progress

Ben Tardif is building a huge marble machine made from 25 themed and soon-to-be-themed sections -- a roller coaster, ski jump, Times Square, Lombard Street, and a fairy tale castle are just a few examples -- that bolt...

How To Make A Mini da Vinci Catapult

It's true that you can buy da Vinci Catapult kits online, but how cool would it be to build one from scratch? Andy Elliott shares how he made a mini da Vinci Catapult from a wooden folding ruler, screws, and some work...

Newton’s Three Laws of Motion

Follow four astronauts on a six month journey from Earth to Mars, and see how Newton’s Three Laws of Motion -- 'Newton' referring to English physicist and mathematician Sir Isaac Newton -- can help us understand and p...

Astronaut Leland Melvin on Returning Home From Life In Space

What's it like to come back home to our Blue Marble after you've been floating around in orbit? NASA astronaut, engineer, and former football player Leland Melvin explains his return-to-Earth readjustment experience i...

Upside Down & Inside Out – OK Go in zero-g

Filmed in one long take, thanks to 20 flights aboard a Russian S7 Airlines parabolic flight, stunt-video aficionados OK Go present Upside Down & Inside Out, all filmed in zero gravity with, as they note, no wires or g...

A robot vehicle that drives on walls using propellers

Drive on the ground, drive on the wall, maybe, just maybe, drive on the ceiling. The result of a collaboration between Disney Research Zurich and ETH Zurich, VertiGo is a four wheel vehicle that appears to defy gravi...

Zero Gravity 360° + Weightless Water Experiments

Go on a zero gravity parabolic flight, also known as the ‘vomit comet’, in this 360º video from The Royal Institution. Drag the video in any direction using any modern browser or the YouTube mobile app... and, of cour...

How did clouds get their names? – TED Ed

In daydreaming out the window as a kid, Luke Howard began to informally study the constantly changing clouds in the sky. In 1802, he was the first to name cloud forms, as well as a variety of transitional cloud types....

General relativity & why GPS wouldn’t work if we didn’t know about it

General relativity, what Albert Einstein said was the happiest thought of his life, basically expands upon the idea that "the laws of physics are the same everywhere". Light and gravity behave in the same way for you....

Lunar Eclipses Explained + Does The Moon Really Orbit The Earth?

"As bright as the moon looks in the night sky, what we're really seeing is sunlight, and the percent of its face that's illuminated depends on where it is in relation to the Earth. At the point in its orbit when the m...

Extreme Gs in a centrifuge – Simulating gravity on other planets

What is it like to feel gravity on Neptune or Jupiter, or to experience the G-forces that astronauts endure when they're returning to Earth in the Soyuz? In this clip from episode 3 of Wonders of the Universe, Pro...

The Dresser – Joseph Herscher

An alarm clock goes off. Dropping it in a glass of water will silence the alarm. The weight of the glass also triggers a machine which helps the user get dressed... Shirt, pants, vest, socks, shoes... and don't fo...

Andrew Gatt’s Ultimate Paper Roller Coaster

Perfect for the classroom or at home, Andrew Gatt's paper roller coasters are not only fun, but they also teach so many lessons in engineering, construction, teamwork, trial and error, and more. In exploring physics a...

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