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Updated: 1 hour 11 min ago

WATCH: Chimps In Uganda Look Both Ways Before Crossing

Fri, 04/17/2015 - 2:25pm

A 29-month study of chimpanzees in Uganda's Kibale National Park reveals that many have learned a valuable survival skill — to look both ways before crossing a busy highway.

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What Makes A Life Worth Living?

Fri, 04/17/2015 - 8:13am

Psychologist Mihaly Csikszentmihalyi says we can achieve one of the most elusive needs — self-actualization — by finding a state of "flow" in our work or our hobbies.

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Why Do We Need Sleep?

Fri, 04/17/2015 - 8:13am

What do we know about one of our most basic needs: sleep? Not a lot, says circadian neuroscientist Russell Foster. We know we need to do it to stay alive, but much about it remains a mystery.

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How Did Abraham Maslow Change Psychology?

Fri, 04/17/2015 - 8:13am

Brandeis Psychology professor Margie Lachman works in the same office where Abraham Maslow developed his hierarchy of needs. She describes his lasting influence on psychology.

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Espresso In Orbit: SpaceX Craft Brings Coffee Machine To Space Station

Fri, 04/17/2015 - 7:00am

The coffee on the International Space Station is about to get much better. The SpaceX Dragon cargo capsule linked up with the station Friday morning, bringing a long-awaited ISSpresso machine.

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Use Of E-Cigarettes Triples Among U.S. Teens

Thu, 04/16/2015 - 5:19pm

Even as the use of traditional cigarettes and most other tobacco products dipped or stayed the same from 2013 to 2014, the use of e-cigarettes climbed among students in high school and middle school.

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Mad Cow Disease In Texas Man Has Mysterious Origin

Thu, 04/16/2015 - 4:20pm

It's only the fourth case of the deadly disease in the U.S. And it has doctors on an international hunt. How did a disease linked to contaminated beef in the U.K. more than a decade ago get to Texas?

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Scientists Probe Puppy Love

Thu, 04/16/2015 - 1:45pm

Research shows the mutual gazing between pooches and people spurs release of a "trust hormone" in both. The results suggest dogs really may love us back.

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Men Strive To Give More To Charity When The Fundraiser Is Cute

Thu, 04/16/2015 - 12:00pm

If you're wondering how to get more people to contribute to your online charity drive, consider a photo of you smiling. Even better if you're an attractive woman. Biology is to blame, researchers say.

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Students' Work Ethic Affected By Peer Groups, Desire To Be Popular

Thu, 04/16/2015 - 4:06am

Teachers can become frustrated when students don't seem to try hard when it comes to schoolwork. There's a surprising explanation of why some students might not be putting their best effort forward.

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How Almonds Became A Scapegoat For California's Drought

Thu, 04/16/2015 - 2:51am

The relentless drought has turned almonds into a target for water conservationists who bemoan that it takes one gallon of water to grow one almond. Growers say the bad rap is unfair and misleading.

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Tylenol Might Dull Emotional Pain, Too

Thu, 04/16/2015 - 2:49am

People who took acetaminophen responded less strongly to happy or sad photos in a small study. It's one of several studies suggesting that there's an overlap with pain and other feelings.

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Nut So Fast, Kind Bars: FDA Smacks Snacks On Health Claims

Wed, 04/15/2015 - 5:37pm

The FDA has issued a warning letter to Kind about the labeling of its fruit-and-nut snack bars. It argues that the bars contain too much fat to bear the label "healthy" printed on the wrapper.

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Why Knuckles Crack

Wed, 04/15/2015 - 3:59pm

A little MRI video seems to settle the decades-old debate about that loud pop of the joints: It's all about bubbles. But imagine an air bag inflating, not the bursting of a balloon.

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New Discovery Of World's Oldest Stone Tools

Wed, 04/15/2015 - 3:43pm

Researchers in Kenya uncover tools dated to 3.3 million years ago, long before the first humans, as we know them, walked the Earth.

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Personalizing Cancer Treatment With Genetic Tests Can Be Tricky

Wed, 04/15/2015 - 1:49pm

Genetic profiling of cancer cells can help guide treatment, but such profiles can be ambiguous. Results would be more accurate if all labs tested normal cells from each patient, too.

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U.S. Predicted To Be Net Energy Exporter In Next Decade; First Time Since 1950s

Wed, 04/15/2015 - 12:28pm

Citing a boom in natural gas as well as shifts in demand, the Energy Information Administration says the U.S. could stop being a net energy importer "sometime between 2020 and 2030."

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Some Doctors Still Dismiss Parents' Concerns About Autism

Wed, 04/15/2015 - 11:20am

Most children don't get diagnosed with autism until they start school, a study finds, though the signs may be visible much earlier. Earlier diagnosis means more time to get therapy.

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Fun With Physics: Finding The Speed Of Light With Peeps

Wed, 04/15/2015 - 4:10am

When your Peeps have gone stale, it's time to donate their marshmallow bodies to science — specifically, for measuring the speed of light.

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The Space Station Gets A Coffee Bar

Wed, 04/15/2015 - 2:42am

Italy is sending a high-tech espresso machine to the International Space Station. And NASA is worried it might be too popular.

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