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Updated: 1 hour 45 min ago

Perdue Goes (Almost) Antibiotic-Free

Fri, 10/07/2016 - 1:12pm

The giant poultry producer says that it is now raising all of its chickens without routine antibiotics. Only those flocks that get sick, about 5 percent of all birds, will be treated.

Teens' Penchant For Risk-Taking May Help Them Learn Faster

Thu, 10/06/2016 - 2:06pm

The impulsivity and risk-taking that are common among teenagers may be a side effect of having a brain tuned to learn a lot of new stuff fast, researchers say. So it could be good in the long run.

Rhino Horn: The Most Valuable Appendage In Illegal Wildlife Trade

Thu, 10/06/2016 - 1:57pm

Journalist Bryan Christy estimates the wholesale market for rhino horn is a quarter of a billion dollars. Customers think the horn has healing powers. Criminal syndicates take the money.

Trove Of Cannabis Plants Found In Ancient Tomb In China

Thu, 10/06/2016 - 1:55pm

"Medicinal and possibly spiritual or at least ritualistic Cannabis use was a widespread custom among Central Eurasian peoples during the first millennium before the Christian era," the scientists say.

Public Health Labs Hope Federal Funds Will Speed Zika Test Results

Thu, 10/06/2016 - 1:01pm

But they'll have to wait a while. The portion of the $394 million Congress allocated to help pregnant women find out more quickly if they have Zika isn't expected to get to strained labs until 2017.

In Haiti, Slow Revelations About The Scale Of Hurricane Destruction

Thu, 10/06/2016 - 11:31am

Hurricane Matthew drowned and battered the island nation on Tuesday. At least 23 people died and, more than 48 hours after the storm made landfall, many of the worst hit areas are still inaccessible.

New Research Zeroes In On Sources Of Methane-Emissions Uptick

Thu, 10/06/2016 - 5:25am

New research reveals that the amount of methane from oil and gas operations is much larger than previously thought. But the recent uptick in methane emissions seems to be from agriculture.

Long-term, Reversible Contraception Gains Traction With Carolina Teens

Thu, 10/06/2016 - 4:00am

Implants and intrauterine devices are endorsed by pediatricians, OB-GYNs and health officials as a way to help women space their pregnancies and reduce the risk of delivering a premature baby.

Has The Human Life Span Hit The Ceiling?

Wed, 10/05/2016 - 12:01pm

An analysis of global demographics indicates the maximum human life span may have peaked at around 115 years. That's despite medical advances and the occasional person who lives a few years longer.

'We Were Already In A Cholera Crisis'; Hurricane Pummels Haiti, Heads North

Wed, 10/05/2016 - 11:51am

Hurricane Matthew killed at least 11 people in Haiti before it barreled north toward the Bahamas. Florida, Georgia and the Carolinas all declared states of emergency as they prepared for the storm.

3 Chemists Share Nobel Prize For Work On 'Molecular Machines'

Wed, 10/05/2016 - 5:22am

The 2016 Nobel for chemistry goes to Jean-Pierre Sauvage, Sir J. Fraser Stoddart and Bernard L. Feringa. The chemists are French, Scottish and Dutch, respectively.

Biggest Prize In Chemistry Goes To Designers Of The Smallest Machines

Wed, 10/05/2016 - 4:57am

Jean-Pierre Sauvage, Sir J. Fraser Stoddart and Bernard L. Feringa share the 2016 Nobel Prize for Chemistry. By designing a tiny chain, axle and rotor blade, they helped develop molecular machines.

European Parliament Approves Paris Climate Agreement

Tue, 10/04/2016 - 3:30pm

Nearly 200 nations agreed last December to the most ambitious deal to slow climate change ever. It looks very likely that the requisite number of countries will actually ratify the deal this week to make it official. That will set in motion the difficult process of making sure both rich and poor countries deliver on their promises to cut emissions of greenhouse gases.

With EU Vote, Paris Climate Agreement Is Poised To Become Binding

Tue, 10/04/2016 - 2:41pm

The European vote to ratify it effectively ends debate over the climate deal. Once the EU turns over paperwork to the U.N. later this week, the plan will officially come into force.

This Scientist Is Trying To Unravel What Sugar Does To The Brain

Tue, 10/04/2016 - 2:26pm

Molecular biologist Monica Dus is studying fruit flies to understand how a high sugar diet affects the brain and leads to overeating and obesity. And she just won a big grant to dig deeper.

This Scientist Is Trying To Unravel What Sugar Does To The Brain

Tue, 10/04/2016 - 2:26pm

Molecular biologist Monica Dus is studying fruit flies to understand how a high sugar diet affects the brain and leads to overeating and obesity. And she just won a big grant to dig deeper.

From Fire Hydrants To Rescue Work, Dogs Perceive The World Through Smell

Tue, 10/04/2016 - 1:36pm

Dogs can sniff out people, drugs, bombs, cancer, time of day, oncoming storms and much more. In her new book Being A Dog, Alexandra Horowitz explores the mysteries and mechanics of canine noses.

'The Situation ... Is Truly Catastrophic'; Hurricane Matthew Slams Into Haiti

Tue, 10/04/2016 - 11:11am

The Category 4 storm dumped rain on southwestern Haiti on Tuesday morning and lashed the island with maximum sustained winds of up to 145 mph. The hurricane is continuing north toward Cuba.

Physics Nobel Goes To 3 Scientists For Insights Into Matter's Behavior

Tue, 10/04/2016 - 5:00am

The Nobel Prize in Physics was awarded to David Thouless, who gets half the prize, and Duncan Haldane and Michael Kosterlitz, who share the other half.

3 Scientists Win Nobel Prize In Physics For Theoretical Research On Matter

Tue, 10/04/2016 - 4:58am

One half of the prize went to David J Thouless; the other half was shared by F. Duncan M. Haldane and J. Michael Kosterlitz. They used math to explain the odd behavior of unusual states of matter.




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