The first Alzheimer's blood test cleared by the Food And Drug Administration is poised to change the way doctors diagnose and treat the disease.

A Georgia woman declared brain dead is being kept on life support because she is pregnant. It raises complicated legal questions about restrictive abortion laws in Georgia and other states.

A Delaware animal shelter is working to find new homes for 8,000 surviving chicks that were left abandoned in a U.S. Postal Service truck for three days. Another 4,000 of the animals died.

The plan includes a vast array of space-based sensors and interceptors.

Recent college graduates are concerned about how recent funding cuts, shrinking agencies and changing policies are impacting their chances of working in environmental science.

NASA mission controllers raced against time to find a solution before a crucial ground-based radio used for communicating with Voyagers 1 and 2, went offline for upgrades.

A new study from Uganda's Budongo Forest draws on decades of data suggesting chimps understand the specific medicinal properties of certain plants and will go out of their way to treat the maladies of their peers.

Young, male capuchin monkeys have started kidnapping the babies of nearby howler monkeys. Why? Maybe boredom.

Whether you get your forecast from an app on your phone, a website or a meteorologist on TV, most of the underlying information comes from the federal government.

Fossils of the underwater predator shed new light on biodiversity from the Cambrian period.