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Updated: 1 hour 41 min ago

Scientists Searching For Alien Air Pollution

4 hours 16 min ago

Looking for extraterrestrial smog may be a good way to search for alien intelligence, according to a Harvard researcher.

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The Dread Factor: Why Ebola And 'Contagion' Scare Us So Much

12 hours 57 min ago

Even just the word Ebola is kind of terrifying. Why? Hollywood has a lot to do with it. But Ebola outbreaks also have all the ingredients for what one psychologist calls the "dread factor."

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When Venus Was Filled With Venusians — 50 Billion Of Them

August 21, 2014 - 12:49pm

Look up at the night sky and ask, "Anybody there?" Then consider this answer (from the 1830s): There are 22 trillion individuals in our solar system.

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California Drought Has Wild Salmon Competing With Almonds For Water

August 21, 2014 - 12:47pm

Thousands of Chinook salmon are struggling to survive in the Klamath River, where waters are running dangerously low and warm. Cold reservoir water is instead going to farms in the Central Valley.

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Sea Lions And Seals Likely Spread Tuberculosis To Ancient Peruvians

August 21, 2014 - 10:24am

By analyzing the DNA found in 1,000-year-old mummies, scientists found evidence that sea mammals were the first to bring tuberculosis to the Americas.

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An Unstoppable Killer: New Research Suggests Cancer Can't Be Eradicated

August 21, 2014 - 7:09am

A new study finds cancer affects even simple, ancient multicellular organisms — which means the disease and the deaths it causes may simply be a part of life.

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No. 1 Most Expensive Coffee Comes From Elephant's No. 2

August 20, 2014 - 5:48pm

A coffee entrepreneur claims his brew is different — and better — than the trendy civet poop coffee. And it starts with the idea that elephants, unlike humans or civets, are herbivores.

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EPA Wades Into Water Fight With Farmers

August 20, 2014 - 4:13pm

The EPA wants to "clarify" the scope of its oversight of water under the Clean Water Act. Big farm groups like the American Farm Bureau Federation call this a power grab that would place every ditch and mud puddle under federal regulation, forcing farmers to get permits for small trenches around the farm.

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Why Vegetables Get Freakish In The Land Of The Midnight Sun

August 20, 2014 - 2:57pm

Long summer days in Alaska help cabbages, turnips and other vegetables grow to gargantuan sizes. These "giants" are celebrated at the annual state fair, which kicks off on Thursday.

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What Kids' Drawings Say About Their Future Thinking Skills

August 20, 2014 - 9:23am

There's a link between how children draw at age 4 and how well they perform on intelligence tests at age 14, researchers say.

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If You're Born In The Sky, What's Your Nationality? An Airplane Puzzler

August 20, 2014 - 7:03am

Suppose two Chinese parents get on an Australian airplane and, while flying over U.S. territory, they have a baby on the plane. Can that baby be an American citizen?

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Ebola In The Skies? How The Virus Made It To West Africa

August 19, 2014 - 5:14pm

The type of Ebola erupting in West Africa is closely related to one found 2,500 miles away — the distance between Boston and San Francisco. How did the virus spread so far without anyone noticing?

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Mental Health Cops Help Reweave Social Safety Net In San Antonio

August 19, 2014 - 3:34am

Across the U.S., jails hold many more people with serious mental illness than state hospitals do. San Antonio is reweaving its safety net for the mentally ill — and saving $10 million annually.

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Experimental Vaccine For Chikungunya Passes First Test

August 18, 2014 - 7:12pm

Using a new technology, scientists have created a vaccine for an emerging mosquito-borne virus. The vaccine was safe and produced some degree of immunity in a preliminary study.

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Often On The Move, Restless Elephants Are Tough To Count — And Keep Safe

August 18, 2014 - 4:16pm

A recent study tried to pin down just how many elephants have been killed by poachers. It's a lot — enough to eventually eliminate the species — but pinning down an exact death toll is difficult. The reason elephants are so hard to protect is the same that makes them so hard to count: They roam — exceptionally far.

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At The Nano Level, Wrinkles Aren't Always A No-No

August 18, 2014 - 4:16pm

What happens when you add folds to materials that are only a few atoms thick? Several scientists set out to find the answer — and discovered that these nano-wrinkles can be quite useful.

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Seeking Proof For Why We Feel Terrible After Too Many Drinks

August 18, 2014 - 3:35pm

Author Adam Rogers says there are lots of myths about what causes hangovers. His new book, Proof: The Science of Booze, explores these and other scientific mysteries of alcohol's effect on the body.

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Elephant Slaughter, African Slavery And America's Pianos

August 18, 2014 - 1:11pm

Two New England towns dominated the world's ivory market from 1840 to 1940 — transforming imported tusks from African elephants into piano keys and combs. Today's residents grapple with a dark past.

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Broken Teeth And Fake-umentaries: Another Shark Week Gone By

August 18, 2014 - 10:31am

Alastair Bland looks at the dangers to real sharks and the hazards of pseudo-documentaries as another Shark Week draws to a close.

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How Does Winning Math's Fields Medal Affect Productivity?

August 18, 2014 - 5:25am

An analysis by two economists finds that winners of the medal, the most significant prize in mathematics, become significantly less productive in their chosen field of study after they win the prize.

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