Trevor Stokes

Labs whose experiments on dangerous pathogens are funded by the U.S. government must follow specific rules to keep the microbes from escaping, but those rules are not enforceable for researchers working with private funds. Outside the country, security and safety requirements vary widely, experts say.

Astronomers announced Wednesday that a controversial midsized black hole matures by shredding apart a surrounding galaxy, a first glimpse into how the medium-sized black hole forms.

Coral reef scientists got more than they bargained for during a fish survey off the Great Keppel Island off the east coast of Australia: A shark eating another shark.

U.K. engineers designed the world's smallest valentine just in time for your loved one - an arrangement of gold and palladium atoms that is too small to be seen by a typical microscope.

Aspirin and other common over-the-top medications can prevent certain cancers from spreading and new research suggests how.

Just one day after a 5.6-magnitude earthquake hit northern California, two other earthquakes hit nearby early Valentine's Day: a 5.1-magnitude quake in northwest Mexico and a 3-magnitude earthquake in southern California.

British scientists said on Friday that a Rapunzel Number may have helped them to crack a problem that has perplexed humanity since Leonardo da Vinci pondered it 500 years ago.

Songstress Whitney Houston died Saturday from a combination of prescription anti-depression pills and alcohol, according to several reports.

Astronomers are closer to uncovering a blueprint of the cosmos after finding islands of cold gas and mysterious microwaves and for the first time map out carbon dioxide through the universe.

Two cooling towers at a nuclear plant have morning tea to the sounds of a libretto, only to be blown to the ground in a viral video that is part of a green energy campaign.

A purple squirrel - yes purple - is turning out to be an animal mystery after a couple in Pennsylvania found the unusual critter in their backyard.

Put down your diet soda and listen up. The bubbly zero calorie drink may increase your risk of heart disease, according to new research.

What was supposed to be a feel-good story landed one broadcaster in the hospital after a rescued dog bit her in the face.

The top Republican in the Congress on Wednesday denounced President Barack Obama's new rule on contraceptives as an assault on religious freedom and vowed to overturn it, as the White House sought to prevent the issue from becoming an election-year liability.

Reproductive rights advocates on Wednesday asked a federal judge in Brooklyn to make the morning-after pill immediately available to girls of all ages without a prescription.

People can increase their chances for longevity, though much is circumstantial. Below are three ways that research shows how people can max out their longevity.

Russian explorers confirmed Wednesday that they breached Lake Vostok, a body of water 3.5 kilometers (2.2 miles) beneath the Antarctic surface.

Even though whale sharks are not hybrids, the name suggests the contrary and gives us a chance to look at other hybrid species created in the wild and domestic settings.

Bread - yes bread - gave Americans the most sodium in their diets, according to data from the National Health and Nutrition Examination Survey released Tuesday.

Raspberry ketones, a dietary supplement that has become part of the latest diet fad, has some people scratching their heads over just what ketones are.

Prostate cancer got a kick in the pants Thursday when researchers presented a new promising drug that greatly improves survival rates in patients.

A Vienna hospital is searching for long-retired staff who might hold clues to a man's claim that he was deliberately infected with malaria when he was a psychiatric patient nearly half a century ago.

Malaria kills more than 1.2 million people worldwide a year, nearly twice as many as previously thought, according to new research published on Friday that questions years of assumptions about the mosquito-borne disease.

M.I.A. not only bounced on stage with Madonna and Nicki Minaj during Sunday's Super Bowl halftime show, she shocked the audience by giving them the middle finger.

Trinity Mirror, newspaper publisher of the popular British tabloids Daily Mirror, Sunday Mirror and The People, will chop nearly a fifth of its editorial staff, even as its CEO earned over a million pounds in 2011, according to reports.

Pink Floyd fans rejoice! NASA released a video Wednesday showing the dark side of the moon, the title of the rock band's classic 1973 album.

Governments should regulate sugar similar to alcohol and tobacco not only to help fight the obesity epidemic, but to halt a host of diseases linked to sugar such as heart disease, obesity, diabetes and metabolic syndrome.

Radioactive seeds that are sometimes used to treat early prostate cancer may do widespread damage to the DNA in a man's sperm, a small study finds.

2012 will be known as the year of the Giants vs. the Patriots. But in the ever-popular Super Bowl ads, 2012 will also be known as the year of ads leaked ahead of the game.