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Updated: 1 hour 52 min ago

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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