SCIENCE

To safeguard their waiting rooms, a growing number of pediatricians are refusing to treat unvaccinated children during the current measles outbreak.

In many ways, Marin County has become the epicenter of the country’s anti-vaccination movement, a trend that goes back at least a decade.

Ex-FEMA boss Michael Brown questions Brian Williams' claims that he saw bodies floating through the French Quarter during Katrina.

U.S. health insurance providers are not required to encrypt customer information if it would present an unreasonable burden.

The trains that transport nearly 5.5 million human riders a day are also home to over 15,000 types of bacteria.

ESA's Planck space observatory data suggests that the "Dark Ages" of the universe lasted 140 million years longer than previously thought.

Chimpanzees learn new food calls when exposed to foreign chimps in a new location, a study has found.

The majority of measles cases in California since December were in adults 20 years of age or older, according to state health officials.

As a rash of measles takes hold in California, pockets of vaccine resisters remain in the U.S. — and throughout the developed world.

SpaceX dropped a suit against the Department of Defense over the bidding process on government contracts.

Only two states do not permit vaccination exemptions based on religious or philosophical beliefs.

The New Horizons space probe, launched in 2006, will make a close flyby of Pluto in July.

The low cost of the device could make it affordable for people in Sub-Saharan Africa, which accounts for nearly 70 percent of HIV infections.

Climate change models may not accurately predict short-term changes but are useful to predict long-term trends, scientists say.

In some areas of sub-Saharan Africa, shame has kept many at-risk people from seeking treatment or taking measures to prevent infection.

Russia's ruler may have "an autistic disorder which affects all of his decisions," the report found.

The efforts to validate the medicinal qualities of marijuana got its latest endorsement on Wednesday morning from a key White House adviser.

It has been nearly impossible for researchers to get authorization to expose pregnant women and their fetuses to marijuana in clinical trials.

Scientists believe the lack of evolution in an environment that remained unchanged for 3 billion years prove Darwin's theory of evolution.

The CDC found that while the number of people exposed to secondhand smoke fell by half between 1999 and 2012, exposure levels remained high.

The latest analysis replaces the previous estimate that one in three people were likely to get cancer during their lives.

In general, vaccination rates against measles in the U.S. have remained high, meaning the likelihood of being exposed is still relatively low.

The U.K. legalized the procedure on Tuesday, but there's passionate debate about the ethics and safety of the breakthrough treatment.

The president proposed $1.2 billion to tamp down the nation’s overuse of antibiotics and to find new ways to fight superbugs.

The procedure, known as mitochondrial replacement, swaps defective maternal mitochondrial DNA with a healthy one from a donor.

The second winter storm of 2015 has brought freezing rain and dangerous conditions to the Northeast.

Famous groundhog Punxsutawney Phil allegedly saw his shadow Monday, and that means six more weeks of winter in the U.S.

The "Black Beauty" meteorite contains different rock types welded together, and helps scientists explain the Martian "dark plains."

Current measles cases in the United States are up 30 percent from the same period last year.