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Subvisual Subway – The Art of New York City’s Bacterial World

Why do we wash our hands after we've been riding on public transportation? Is it true that "using the handrails on the subway is like shaking hands with 100 people"? New York City-based typographer and designer Craig ...

Why Do Deep Sea Creatures Look So Scary?

Why Do Deep Sea Creatures Look So Scary? Anna Rothschild of Gross Science explains how different it is at the bottom of the sea: Food can be scarce, there's tremendous ocean pressure, and it's dark. These environmenta...

The origin of the dancing inflatable tube man

Where did those dancing inflatable men, called AirDancers or "tall boys", originally come from? Trinidadian Carnival artist Peter Minshall created these long-armed, long-legged, exuberant dancers -- plastic, body-shap...

Jump In Jerboas – Science Friday

"A furry little rodent version of a Tyrannosaurus Rex," the jerboa has tiny forelimbs, a "noodle" tail that helps with them with balance, long legs and really long feet, with toes that support their speedy hops. W...

This is What Outer Space Does to Your Body

NASA astronaut, engineer, and former football player Leland Melvin explains how the human body changes when it leaves the confines of Planet Earth. Your body may become taller, your heart might get smaller and change ...

The American Kestrel falcon’s head stabilization skills

Bertha is an American Kestrel, North America's smallest falcon. They are colorful raptors (specifically the males) with spotted plumage, including two eye-like black spots on the back of their heads that may confuse p...

A Sisyphus kinetic sculpture made with LEGO

Whether it's being powered by a hand crank or a motor, this Sisyphus LEGO kinetic sculpture by LEGO artist Jason Allemann is impressive, from the smooth movement of the figure's body to the myth-driven depictions on t...

Bats flip like Tony Hawk to land upside down

Like pirouetting figure skaters, twisting high divers, or a skateboarder trying to land a 900, bats use inertia to flip upside down before they land. Brown University evolutionary biologists Sharon Swartz and Kenneth ...

This Technology Wants to Make Wheelchairs Obsolete

What if people who are currently wheelchair-bound could, in the future, put on an exoskeleton -- a wearable bionic exosuit -- as if it was simply a shirt and jeans? Ekso Bionics, a design and manufacturing startup out...

X-ray video of how hamsters fit food in their cheek pouches

Golden hamsters, also known as Syrian hamsters, are flexible little creatures that can crawl through plastic and underground tunnel systems alike. In this video from Nature on PBS, we get to watch one navigate sharp t...

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...

How do your eyes perceive color? – Physics Girl

When we talk about mixing colors, it's often because we're mixing paint, but what about light? The retinas in our eyes respond to light differently because of two types of photoreceptors: rods and cones. Rod cells hel...

You Have Mites Living On Your Face – Gross Science

Yep, you have mites living on your face. And in this episode of Gross Science, Anna Rothschild explains how they're eating, laying eggs, dying, and leaking feces. On your face. But don't worry because we've known this...

A surgical robot delicately stitches a grape back together

In 2011, there was news that a surgical robot could deftly peel a grape with multiple efficient pincers. Now, the da Vinci Surgical System has demonstrated modern surgical technology by delicately stitching a grape ba...

How To Stop Yourself Being Ticklish – with Dr Emily Grossman

Why do we feel ticklish? Why does it make us laugh? It’s hard to pin down a scientific definition – or explanation – of tickling. It’s a complex phenomenon, involving a range of sensory and neurological elements, whic...

Stanford’s MicroTug robot can pull 2,000x its weight on glass

Inspired by the incredible sticking power in ant feet and gecko toes, researchers at Stanford's Biomimetics and Dextrous Manipulation Lab have developed directional adhesives that help this 12-gram µTug (MicroTug) rob...

The One Year Mission in Space – Kelly & Kornienko arrive on ISS

On March 27, 2015, American astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko took off for the International Space Station in the Soyuz spacecraft for a historic One Year Mission, twice the length of an av...

Fig. 1: How Much Sugar Are You Really Eating?

The average American eats 19.5 teaspoons (82 grams) of sugar every day... that's around 66 pounds of sugar every year for each person. How are we consuming that amount? From Fig. 1 by University of California, learn m...

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