Japan’s solar energy market now leads the world, thanks to a new incentive policy, but an inadequate and disconnected grid stymies power flow across the island nation.

Once the closest living relatives of modern humans, Neanderthals may have crafted the oldest examples of a kind of bone tool used in Europe.

A malaria vaccine has shown promising results in early stage clinical trials, a study suggests.

Archaeologist Anya Shetler cleans an inscription below an ancient stucco frieze recently unearthed in the buried Maya city of Holmul in the Peten region of Guatemala. Sunlight from a tunnel entrance highlights the carved legs of a ruler sitting atop the head of a Maya mountain spirit.

Older people with impaired blood flow to their brains saw improvements in thinking skills after drinking two cups of cocoa every day for a month, in a new study.

The length of human pregnancies can vary by up to five weeks, according to new research published Wednesday, with the average pregnancy lasting 38 weeks among study subjects.

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An Avian flu strain that has claimed dozens of lives has been passed between people for the first time, experts fear.

A family was performing water skiing in the northern section of the lake when they spotted a seven-foot dead sturgeon.

Do you use Google Maps on your phone or tablet? Of course you do. But if you're anything like me, you probably install the updates, skip over the details, and continue to use the app like nothing ever happened.

The Smithsonian Institution's Museum of Natural History has started the largest biorepository in the world. It stores frozen specimens from hundreds of thousands of plant and animal species, primarily for genomic research.

It's August, the dog days of summer, and President Barack Obama and Congress are making a break from the nation's capital. The president heads West for a quick trip on the economy that includes a visit with Jay Leno, while federal lawmakers begin their five-week summer recess.

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Pictures We Love: Best of July - National Geographic.

Compost, fuel, water — and now teeth? See the unusual ways urine can be used in everyday life.

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Princess Diana was so "madly in love" with Hasnat Khan that she "wanted to marry him, even if that meant living in Pakistan", her friend Jemima Khan has revealed.

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Do you know what food kids most commonly choke on?

Lady Gaga has stripped off again, as she continues her campaign for ARTPOP, teasing her Little Monsters about the 1st single release from the upcoming LP in just 24 days.

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The music world is mourning the loss of beloved radio and TV host David "Kidd" Kraddick, who died suddenly at a charity event on Saturday in New Orleans. He was 53.

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