Topic: science

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What’s the right way to wash your hands?

Handwashing is an easy and effective way to avoid catching the common cold or a seasonal flu. But not using enough soap or washing your hands too quickly might not get rid of all of the germs—bacteria, viruses, fungi,...

The longest continuous time lapse from space

Since the very first module Zarya launched from Baikonur Cosmodrome on 20 November 1998, the International Space Station has delivered a whole new perspective on this planet we call home. Join us as we celebrate 20 ye...

Gitanjali Rao: Finding solutions to real problems

Colorado seventh-grader Gitanjali Rao wants to find solutions to real problems, so when she learned about the water crisis in Flint, Michigan on the news, she wanted to help. From Rookie Mag: After coming across a...

How can bananas make music?

If you've ever wondered how musical circuit boards like the Makey Makey Invention Kit or the Ototo experimental PCB-based synthesizer work, this video from BBC Earth Lab breaks down the science. Sound artist and d...

Thermal expansion sphere and ring demonstrations

If you ever had trouble twisting open a jar lid that's stuck, try running it under some hot water. When you try again, it will most likely pop open with a twist thanks to thermal expansion. Most (but not all) matter w...

Dinosaurs probably didn’t roar. What did they sound like?

If birds are living dinosaurs—"the only survivors of the mass extinction that wiped out their giant relatives 65 million years ago"—then did dinosaurs really sound like the roaring mammals that we've heard in the movi...

Float by Susi Sie

Bubbles and droplets of oil in water slowly float around as if in space until... plink! They pop together. Or pop apart? Float is an award-winning 2011 film by Susi Sie with music and sound design by Thomas Schuessler...

How far would you have to go to escape gravity?

Every star, black hole, human being, smartphone and atom are all constantly pulling on each other due to one force: gravity. So why don’t we feel pulled in billions of different directions? And is there anywhere in th...

The Beauty of Flames

The Beauty of Flames captures some extraordinary-looking flames, "the visible, gaseous part of a fire," in this video from Yan Liang's Envisioning Chemistry science and art series. The flames were created by Professor...

How does bumblebee barf create a queen?

What causes a baby bumblebee (the fuzzier and more weather-hardy cousins to honey bees) to become royalty remains a mystery. They don’t produce royal jelly but they produce a unique barf for their young. Enter entomol...

Airglow & the secrets behind Earth’s colorful ionosphere

What does our planet look like from space? Most are familiar with the beloved images of the blue marble or pale blue dot -- Earth from 18,000 and 3.7 billion miles away, respectively. But closer to home, within the ne...

The Universal Pattern Popping Up in Math, Physics, & Biology

Scientists have discovered a mysterious universal pattern that "connects a bus system in Mexico and chicken eyes to quantum physics and number theory." MentalFloss summarizes the formerly hidden phenomenon, known as u...

What is fire? Is it a solid, a liquid, or a gas?

Sitting around a campfire, you can feel its heat, smell the woody smoke, and hear it crackle. If you get too close, it burns your eyes and stings your nostrils. You could stare at the bright flames forever as they twi...

Is it impossible to skip a stone 89 times?

"Skipping a stone might seem like a simple thing, but it's actually this beautifully complex mix of skill, athleticism, and fascinating physics." And in what might be one of the more comprehensive stone skipping video...

How do roller coasters affect your body?

In 1895, crowds flooded Coney Island to see America’s first-ever looping coaster: the Flip Flap Railway. But its thrilling flip caused cases of severe whiplash, neck injury and even ejections. Today, coasters can pull...

The ‘magic’ of invisibility lenses

Using lenses to bend light, YouTuber Brusspup makes a ruler, a knife, a spoon, a hand, and a laser completely disappear from view. Invisibility lenses create the illusion, an optical trick based on The Rochester Cloak...

Fungi Matter, an animation for Kew

Fungi matter. They connect all life on Earth. They play a part in fighting cancer, infections, and heart disease. They provide plants with nutrients to survive. They can even break down plastics and generate biofuels....

Exploration Mission-1: Testing 2 million liters of water

Watch two million liters (450,000 gallons) of water explode 30 meters (100 feet) into the air onto Launch Pad 39B at Florida's Kennedy Space Center. This is the successful October 15, 2018 test of NASA's Ignition Over...


 
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