Science

Engineering is the discipline of design and construction of mechanical devices, equipment, structures and public works systems. Topics include aircraft technologies, buildings, bridges, robotics and heavy machinery.

Fabien Cousteau Is Building PROTEUS, an Underwater 'International Space Station'

London Bridge Has Never Fallen Down, But It Keeps Getting Rebuilt

What's the Difference Between the Pantheon and the Parthenon?

The environment is truly a thing of beauty and should be protected whenever possible. What can we do to save the environment, and what new technology is available to help us?

Bill Nye Says the U.S. Is Failing a National Test of Science Literacy

How Much Water Is There on Earth?

Kernza: The Environment-friendly Wheat Crop that Wants to Feed the World

We see the destruction that the Earth can unleash in the news on a regular basis. Here you can learn about hurricanes, tornadoes, earthquakes and other forces of nature.

Centralia: The Ghost Town That Sits Atop an Inferno

Wildfires Can Form Monstrous Pyrocumulonimbus Clouds

New Jersey's Pinelands Are Ripe for an Australia-type Wildfire

Do you know how common everyday items, such as mirrors, fireworks or sunglasses work? This collection of Innovation articles explores the workings of objects you may come into contact with on a regular basis.

Jerry Lawson Forever Changed the Video Game Industry

How Hollywood Screen Siren Hedy Lamarr Helped Pioneer WiFi and GPS

Video Software System Syncs Lips to Other Languages

From the smallest microbe to the largest mammal, Life Science explores the origins, evolution and expansion of life in all its forms. Explore a wide range of topics from biology to genetics and evolution.

What Happened to 'Androgynous'?

Turn Your Loved One Into a Tree With Bios Urn

Glacier 'Mice' Move and That Has Scientists Stumped

Explore the weapons and combat systems used by the armed services. A broad range of topics in the Military Channel includes tanks, aircraft, biological warfare and stealth technologies.

What Are Ghost Guns and Why Are They So Dangerous?

U.S. Military Dogs Usually Outrank Their Handlers

Hypersonic Missiles Fuel New Global Arms Race

Physical science is the study of the physical world around you. Learn about everything from electricity to magnetism in this section.

What Is the Butterfly Effect and How Do We Misunderstand It?

What Is Boyle's Law and Why Do I Already Know It?

What Are Corresponding Angles and How Do You Find Them?

Do you know what a meteor is, or what scientists mean when they are talking about cryogenics? Our collection of science terms explains the meaning of some of the most common scientific ideas.

5 Facts About Marie Curie and the Winningest Nobel Prize Family in History

What Is Planck's Constant, and Why Does the Universe Depend on It?

Can You Nominate Yourself for a Nobel Prize?

Are vampires real? What is an out-of-body experience? Are crop circles proof that aliens exist? HowStuffWorks explores what is real and what is urban legend with this collection of Science Versus Myth articles.

What's the Difference Between Sasquatch and Bigfoot?

The Skinwalker Is No Mere Werewolf

What's Really Going on at the 'Dog Suicide Bridge'?

Explore the vast reaches of space and mankind’s continuing efforts to conquer the stars, including theories such as the Big Bang, the International Space Station, plus what the future holds for space travel and exploration.

The Perseid Meteor Shower Is Back — Here's What You Need to Know

NASA's Perseverance Rover to Search for Signs of Ancient Martian Life

How to See NEOWISE, the First Visible Comet in Decades

Many of us take public transportation or fly in airplanes on a regular basis, but have you ever wondered how all of these things work? This collection of transportation articles help explain how people get from place to place.

Bessie Coleman: America's First Black Female Aviatrix

Why Is 'Mayday' the International Distress Call?

How Are Airplane Cabins Pressurized?