A small piece of an old Russian weather satellite forced the crew of the International Space Station to take cover in an escape vehicle for a short time Thursday.
The closer New Horizons gets to Pluto, the more puzzling the dwarf planet becomes.
California may be plagued by earthquakes, brush fires and a record-breaking drought. But here’s one way life has gotten better in the Golden State: The risk of being attacked by a shark has plunged.
How do giant pandas get by on a diet that consists almost entirely of bamboo? They manage to expend only 38% of the energy typical of animals their size, new research shows.
You have to be 21 to buy alcohol in the U.S., and most Americans agree that the same age requirement should apply for buying cigarettes and other tobacco products.
The increased use of mammograms to screen for breast cancer has subjected more women to invasive medical treatments but has not saved lives, a new study says.
More than 1.2 million Americans are living with HIV – including about 156,300 who don’t realize it, according to a new report from the Centers for Disease Control and Prevention.
If medical marijuana were a regular drug, it would need the blessing of the Food and Drug Administration before it could be prescribed to patients. And in most cases, those patients would be out of luck.