Innovation

It's almost like making food out of air.

By Tracy Staedter

Although spending time upside down can be good for overall health, doing so eventually can be fatal under the right conditions.

By Jesslyn Shields

The pollution produced by cars, trucks and factories can be recycled as ink, cleaning the air of dangerous particulate matter and turning it into a useful product.

By Jim Marion

Salt is something most of us use without thinking about it. But with so many options available, how do we know what's best?

By Shaun Chavis

You've seen them. Those iconic, mesmerizing liquid sculptures that dance inside a glass bottle, casting a warm and nostalgic glow. Yes, we're talking about the lava lamp. But, how do lava lamps work?

By HowStuffWorks.com Contributors & Austin Henderson

In her legendary 60-year career, Jane Goodall has made being an intrepid scientist, environmentalist, writer and teacher look easy.

By Jesslyn Shields

The heyday for Morse code is primarily over, but this communication method using dots and dashes still has its place in our digital world.

By Mark Mancini

A drone with some petri dishes attached is making research much less stressful for whales and scientists alike.

By Jesslyn Shields

No really, can you? Sure, there are lots of chairs out there. Some rock. Some roll. Some recline. Some remain so crazy modern that we're afraid to direct our keisters onto their serious coolness. How you would change this staple of sedentary life?

By Robert Lamb

Five metallic balls on slender threads sit side by side. As one on the end hits the rest, the one on the opposite end rises and falls. Why don't the balls in the middle move? It's complicated.

By Chris Schulz

Do people born on the 13th of a month have a lifetime of bad luck? Researchers examined whether an "unlucky” birthdate could impact employment, earnings and marriage.

By Laurie L. Dove

Researchers have discovered a way to trigger and control a visual hallucination without drugs, illness or direct brain stimulation.

By Jesslyn Shields

Algae represents big money to some investors and could provide protein to help solve the problem of world hunger.

By Stell Simonton

The Stanford Prison Experiment is one of the most well-known psychological studies, infamous for the participants' cruel behavior. But the whole story of the study is much more complex.

By Ed Grabianowski

Paper airplanes are much more than child's play.

By Laurie L. Dove

Researchers develop a gadget that lets winemakers hasten the fermentation process, experiment more.

By Kathryn Whitbourne

In 1915, the great physicist predicted the existence of ripples in space-time called gravitational waves. A century later, scientists finally have detected them on Earth.

By Patrick J. Kiger

After surveying thousands of published genetics papers, researchers found nearly one-fifth had errors caused by Microsoft Excel in their supplementary files. Uh-oh.

By Jonathan Strickland

Ever wonder what's happening as your hair changes color? Permanent hair dyes physically and chemically change each hair, whether it's mermaid blue or bleach blonde.

By Laurie L. Dove

We humans aren't complete slaves to time. We've devised ways to pack an extra hour of sunshine into our day, thanks to daylight saving time. But who came up with this idea and why do so many people loathe it?

By William Harris, Kathryn Whitbourne & Desiree Bowie

Gravity dictates the structure of the universe, from the way cosmic bodies form to the way they orbit more massive planets or stars. Has it always played such a starring role in our cosmic history?

By Robert Lamb

Gravity is great, but if we could figure out how to selectively reduce its effects, we could cut the energy demands of travel and transportation. Don't cheaper airline tickets sound pretty good?

By Robert Lamb

These days, remote controls seem to, well, control our lives. Most people tend to have piles of them strewn about their living rooms. But where did this ubiquitous technology come from? Where is it headed?

By Nathan Chandler

The World Wide Web is bursting with information, so much so that it's easy to feel overwhelmed by the sheer amount of data available to us. How can we sort through and make sense of it all? That's where Web mashups come in.

By Nathan Chandler

We're used to bar codes saving us time in the grocery store, but some applications of this handy technology might actually save your bacon. What are some potentially life-saving applications of bar code tech?

By Stephanie Crawford