ENGINEERING

The workers produce polypropylene, a raw material used to manufacture masks, gowns, and other personal protective equipment.

Pennsylvania Heroes Head Home After a 28-Day Shift Making Medical Protective Gear

The employees voluntarily lived at work to help meet the increased need for personal protective equipment like N95 masks.

7 Animal Crossings Around the World

Animal crossings, also known as animal bridges or wildlife overpasses, protect animals from traffic and promote genetic diversity.

Thanks to the escalator stairs' grooves, these feet are not in danger.

The Reason Escalator Stairs Are Grooved

Those thin metal grooves may look dangerous, but they actually help prevent escalator accidents from happening.

Bioengineering Student Is Building Custom Prosthetic Arms From LEGO Bricks

Instead of following the instructions for LEGO sets, 19-year-old David Aguilar re-configures them to create custom robotic prosthetic limbs.

The Line for the Women's Bathroom Is Always Notoriously Long. It Doesn't Have to Be That Way

The solution is simple enough. But it comes at a cost.

6 Little-Known Maps by the 19th Century's Most Famous Infographic Designer

Charles-Joseph Minard's map of Napoleon's invasion of Russia has been called the best statistical graphic ever created.

Former NASA Engineer Builds Farting Glitter Bomb to Teach Porch Pirates a Lesson

Glitter and fart spray are a lethal combo.

The Scottish Islands Where Electricity Is Being Made From the Ocean’s Tides

A quaint archipelago off the northern coast of Scotland is home to the cutting edge of renewable energy.

What’s the Difference Between All-Wheel Drive and Four-Wheel Drive?

Don’t cars only have four wheels?

Why You Shouldn’t 'Heat Up' Your Car's Engine In Cold Weather

Many drivers think that giving your engine time to reach its normal operating temperature is easier on your car than hitting the gas as soon as you turn the ignition on. Many drivers are wrong.

José Furtado y Antel, Wikimedia Commons // CC0 1.0

A Team of Young Women Wants to Send Kyrgyzstan's First Satellite to Space

The Kyrgyz Space Program could make history.

Behold! The World’s Largest Beaver Dam

It's twice the length of the Hoover Dam!

Ittiz at en.wikipedia, via Wikimedia Commons // CC BY 3.0

One Engineer's Crazy Plan to Drain the Mediterranean

The story of Herman Sörgel, the man who wanted to create a new super-continent called Atlantropa.

12 Facts About Guglielmo Marconi

His invention saved <em>Titanic</em> passengers.

Senior drivers have special needs with cars—and these designers are trying to help.

The Bodysuit Car Designers Wear to Feel Old

The Third Age Simulation Suit allows young car designers to step inside the skin of an older driver.

You Can Now View Leonardo da Vinci's Notebooks Online

Zoom in on every detail of Leonardo da Vinci's sketches in Codex Forster I, which is now available online.

8 Historical Buildings That Have Been Relocated

One was moved halfway across the world, brick by brick.

What Happens When You Flush an Airplane Toilet?

It's a marvel of poop-related engineering.

Popcorn Might Be the Cheap, Biodegradable Robot Power Source of the Future

All you need is heat to make it work.

How Does a Pool Table Recognize the Cue Ball?

There's a lot going on under the felt.

Engineers Have Figured Out How the Leaning Tower of Pisa Withstands Earthquakes

Four major earthquakes have hit Pisa since the tower was completed.

U2’s 360-Degree Tour Stage Will Become a Utah Aquarium Attraction

Rock on.

Students Build a Machine to Study the Weak Ankles of Michelangelo’s 'David'

It's hard to stand in one place for more than 500 years.

Brooklyn Museum, Wikimedia Commons // Public Domain

Emily Warren Roebling, the Woman Who Helped Build the Brooklyn Bridge

With her husband bedridden, Emily Roebling helped keep the dream of the Brooklyn Bridge alive.

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