Plastic-Eating Enzyme May Be Our Planet's New Hope

An enzyme that can break down plastic is being made faster by science ... we hope.

Why Are People Eating Activated Charcoal?

Activated charcoal is making its way into smoothies, pills and food of all kinds these days. What's the truth behind the health claims?

People With Asthma, Hay Fever May Have Higher Risk of Psychiatric Disorders

A large study from Taiwan showed that people who had asthma and/or hay fever had a higher risk of developing a mental illness than those who didn't.

The DEA Wants Your Old Drugs — Stat!

Have a medicine cabinet full of expired prescriptions? This weekend is the time to get rid of them.

Mysterious New DNA Structure Found in Living Human Cells

In addition to the double-stranded spiral, a four-stranded tangle, known as an i-motif, has been shown to exist throughout our genetic material.

Editor's Picks

5 Spring Lawn Care Tips

The sun is warm, the breeze is cool and the steady hum of lawnmowers fills the air. It's time to make your grass look picture perfect.

9 Extinct Exotic Sea Creatures

A stunning array of strange and ferocious aquatic beasts patrolled Earth's waters long before they became the stuff of legends and "Jurassic Park" movies. One could eat a great white shark in one gulp.

The Tangled Line of Succession to the British Throne

Queen Elizabeth II has reigned over England for a record-breaking 65 years. But with Prince Harry getting married and Prince William having a third child how does the line of succession look now?

How Quinceañeras Work

Quinceañeras celebrate Hispanic girls' transition to womanhood and official entrance into society. What makes them different from run-of-the-mill birthday parties?

How to Tie the Impossible Knot

How do you tie a knot if it's impossible to do so? Maybe this is a trick question.

How can I survive a night in the Alaskan wilderness?

You're hoping by tomorrow the search and rescue teams will locate you. In the meantime, you set up shelter for night. But night never comes. Is your mind playing tricks on you?