A lifesaving drug that cures childhood leukemia is running out of supply, which has doctors and the FDA scrambling to find more.

Researchers have discovered that a cancer drug can reverse the effects of Alzheimer's disease in mice and might be applicable to humans, as well.

Scientists believe electric shock therapy for memory loss can come in handy when treating patients with Alzheimer's and Parkinson's disease.

A new study suggests zebras may have developed stripes to fend off blood-sucking horseflies.

NASA's planetary science program may take a big cut in 2013, grounding several future Mars missions.

A 29-year-old mother in China has given birth to a big baby. Chun Chun is so big, he's broken a record.

A Russian drilling team has broken through two miles of ice to reach a prehistoric lake. Will they find new forms of life?

Santorum has banner night, Syrian violence continues, Airbus A380s being safety checked, and 9/10 of Americans are getting too much sodium.