Smart News Science

Shark Teeth Have Built-in Toothpaste

Sharks may have the healthiest teeth in the animal kingdom

A brown bear fishing salmon in Brooks River, Katmai National Park, Alaska

Live Bear Cam Shows Hot Bear on Salmon Action

A live webcam let's you watch Alaskan brown bears hunt salmon during the fishes' annual migration

Older Termites Blow Themselves Up to Protect Their Colony

After a lifetime of servitude to the colony, older termites sacrifice the only thing they have left: their lives

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Science Proves: Pop Music Has Actually Gotten Worse

Science confirms what you've always suspected: music these days is worse than it used to be

Can you tell what this man is feeling?

Old People Aren’t Hiding Their Emotions, You Just Can’t Read Them Through Their Wrinkles

Wrinkles make it difficult for younger people to read the facial expressions of those older than them

Can you predict how fast these women will run the 100m hurdles? Math might.

How to Win Money by Predicting the Olympics

Statistics could help predict just how fast athletes will run and swim at this summer's Olympics

Women’s Brains Age Faster than Men’s, Thanks to Stress

Research shows that despite the fact that women live longer on average, their brains age faster. Scientists are pointing to stress as the possible culprit.

A poster for Syrian President Bashar al-Assad hangs in Damascus.

If Syria Uses Chemical Weapons, Here’s How They’ll Work

Amidst the turmoil of an ongoing civil war, Syrian President al-Assad has been threatening to use chemical weapons if faced with international intervention

Hobbiton, not Denmark

Real Life Hobbit Village Proves the Greenest Way to Live is Like Bilbo Baggins

Some Danes are taking to the dirt like Tolkien's hobbits. Their own Shire-like eco-village is a model of sustainability, and one of the oldest of its kind

World’s First Test Tube Baby Turns 34 Today

On this day 34 years ago, Louise Brown, the first "test tube baby," was welcomed into the world

Loud Sex Will Get You Eaten By Bats (If You’re a Fly)

Flies now join likes of Romeo and Juliet, and Tristan and Isolde, determined but doomed lovers who would do anything - including die - for love

This little guy might one day become a tire.

These Tires Are Made from Dandelions and Soy

Companies are experimenting with rubber alternatives, turning to things like dandelions and soybeans to build their wheels

Why 97 Percent Of Greenland’s Icy Surface Just Melted

Human population growth. Data: United Nations Department of Economic and Social Affairs

Why the Population Time Bomb Hasn’t Finished Exploding

Neanderthal skulls

New Study Suggests Humans, Not Climate, Killed Off Neanderthals

Flying ants emerge from the grass.

Invasion of Flying Ants Is at Hand

Britain prepares to welcome their new flying ant overlords

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Want to be a Genius? Try Zapping Your Brain

Researchers are hoping to use electric jolts to jump start people's brains

Sally Ride on board the challenger

How Sally Ride Was Even Tougher Than Ripley in Alien

The 400 meter race on 1984 Olympic track

The Science Behind London Olympics’ “Springy” Track

When the athletes hit the track at this summer's Olympic games, they'll be stepping onto a surface as finely tuned as they are

There are 14 different freestyle races in the Olympics, more than any other stroke.

Which Freestyle Method Would Help You Beat Michael Phelps?

Scientists examine the difference between two distinct freestyle strokes in order to determine the most efficient stroke around

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