As galaxies feverishly churned out new stars in the early universe, the huge black holes at their hearts were firing off intense bursts of energy, a new study...

The first 12-month mission to the International Space Station may launch in 2015, according to Russian media...

Archaeologists say they've discovered what could be the tomb of one of the greatest Mayan rulers, the seventh-century warrior queen Lady...

Here's a good reason not to go nosing around in your co-workers' business. Knowing how much money your co-workers earn could make you a lot less happy at work.

Anyone looking for cheap thrills and a quick brush with nature should reconsider thoughts of riding a manatee. As a Florida woman is learning, multiple federal and state laws can be swiftly wielded in defense of the vulnerable sea...

This year's outbreak of West Nile virus is one of the biggest in U.S. history, and what next year will hold is anyone's guess, experts say.

In its monthly trip around the Earth, the moon often passes close to many interesting objects. These juxtapositions are often beautiful to look at, and help beginning stargazers to find some of the sky’s hidden...

The universe just got a new speeding...

The daily routines of manta rays in the Great Barrier Reef of Australia have been exposed in a new study that reveals when these graceful fish eat, cruise and visit "cleaning stations" where smaller fish nibble off their dead skin and...

Fragments of a 1.5-million-year-old skull from a child recently found in Tanzania suggest early hominids weren't just occasional carnivores but regular meat eaters, researchers...

The U.S. Southwest typically evokes images of endless deserts, without a drop of water in sight. But about 14,000 years ago, the Southwest was home to many large lakes, such as Lake Bonneville, which covered much of present-day Utah and was nearly as large as Lake Michigan. Over the years, Bonneville evaporated, leaving behind today's Great Salt Lake, and other smaller bodies of...

Russia's Mission Control Center said Wednesday it dropped an earlier plan to move the International Space Station into a different orbit to avoid possible collision with space debris after additional calculations showed that there was no such threat.

CHICAGO (Reuters) - U.S. scientists have sequenced the entire genetic code of four gravely ill newborns and identified genetic diseases in three of them in two days, quick enough to help doctors make treatment decisions. Doctors behind the preliminary study released on Wednesday say it demonstrates a practical use for whole genome sequencing, in which researchers analyze all 3.2 billion chemical...

A new type of spray bottle could prevent the thousands of chemical injuries that occur yearly when children get their hands on household cleaners and accidentally spray themselves, its inventors say.

Bacteria that became famous for their alleged "arsenic-munching" ability, a phenomenon later proved unlikely, may have evolved to sport proteins that filter out the toxic element, new research...

Autumn has only just begun, but it's already snowing in Montana and North Dakota. But it turns out that it's not that weird an...

Comets detected around other stars appear strikingly similar to the most primitive comets in the solar system, researchers...

Black holes might seem too monstrous to keep company, but surprising new findings suggest they can live in groups within clusters of stars inside our Milky Way galaxy, researchers...

A bizarre dinosaur had vampire-like fangs, a parrot beak and porcupine bristles, researchers...

Smartphones, tablets, gaming consoles and other devices may soon recognize their owners at a touch. The gadgets will identify users by measuring their heartbeats through their...

The 3D printer seems to have gone mainstream, at least for the do-it-yourself movement that populates the Maker Faire. But it remains to be seen if some "killer app" will make these printers a must-have item for...

Fifty years ago today, the United States launched its fifth astronaut into...

The first televised debate tonight (Oct. 3) in Denver between President Barack Obama and Republican presidential candidate Mitt Romney will cover domestic policy — including, perhaps, the two men's visions for America's space...

The entrepreneurial spirit is alive and well in Massachusetts, new research shows.