World Topics

Apr 6, 2014

New atomic clock is world's most precise

The U.S. National Institute of Standards and Technology has a new atomic clock that is not supposed to gain or lose a second in roughly 300 million years. The new clock is located at the institute’s center in Boulder, Colorado. It is the nation’s ...

Apr 6, 2014

Morning light is key to a healthy BMI

Being slimmer could be as simple as waking up early for some morning sunshine, U.S. researchers suggest. A small study of 54 volunteers revealed that the leanest ones did not necessarily eat better or exercise more than the rest. They simply were exposed to ...

First wiring diagram of mouse's brain unveiled

Apr 5, 2014

First wiring diagram of mouse's brain unveiled

by Sharon Begley

A year to the day after President Barack Obama announced a $100 million “BRAIN Initiative” to accelerate discoveries in how gray matter thinks, feels, remembers and sometimes succumbs to devastating diseases, scientists on Wednesday said they had achieved a key milestone toward that goal. ...

Apr 5, 2014

Crows offer clues to cognition

by Sharon Begley

A species of crow native to islands east of Australia has long wowed scientists with its intelligence, and now it has shown it can solve at least one puzzle as well as the average 7-year-old child, scientists reported recently. Like other research on the ...

Apr 5, 2014

Norwegian skydiver narrowly dodges meteorite

A Norwegian skydiver narrowly escaped a meteorite that passed only meters away from him while jumping over Norway, according to a video aired by public broadcaster NRK. The footage, broadcast by NRK late Thursday, was recorded by cameras fixed on the skydiver’s helmet and ...

First GM fish tough sell for FDA approval

| Apr 4, 2014

First GM fish tough sell for FDA approval

The Obama administration has stalled for more than four years on approving what would be the first genetically modified animal sold for human consumption: a fast-growing salmon. During that time, opponents of the technology have taken advantage of increasing consumer concern about genetically modified ...

Apr 4, 2014

'Special K' could treat depression

The party drug ketamine could one day be used to help some people suffering from severe depression, according to British scientists who gave infusions of the narcotic, nicknamed “Special K,” to patients. Researchers who tested the drug on 28 people with major depressive disorder ...

Apr 4, 2014

S. Africa re-brands condoms in HIV fight

South Africa is seeking to re-brand its free condoms to appeal to young people after a new study showed rising HIV infections and flagging contraception use, the health department said Thursday. Condoms distributed by the government will come in a wider range of colors ...

Sahara dust brings smog to Britain

Apr 3, 2014

Sahara dust brings smog to Britain

European pollution and dust swirling in from the Sahara created a “perfect storm” of smog in Britain on Wednesday, prompting authorities to warn people with heart or lung conditions to cut down on tough physical exercise outdoors. Air pollution in some areas reached the ...

Worst mass die-off pinned on microbe

Apr 1, 2014

Worst mass die-off pinned on microbe

Sometimes bad things come in small packages. A microbe that spewed humongous amounts of methane into Earth’s atmosphere triggered a global catastrophe 252 million years ago that wiped out upward of 90 percent of marine species and 70 percent of land vertebrates. That’s the ...