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Sen. Bernie Sanders, who's seeking the Democratic presidential nomination, drew big crowds again this weekend, but they may not be the right kind of crowd if he hopes to win South Carolina's primary.

Many immigration rights activists cringe at the term "alien." But decades ago, that word was embraced as a humane alternative to terms like "undesirable" and even "wetback."

A British hospital will soon launch a clinical trial using dogs to detect prostate cancer. With their powerful noses, the dogs can sniff out cancer in as little as one-fifth of a teaspoon of urine.

Scientists using the ground-based Gemini Planet Imager found a very young "Super Jupiter" about 100 light years away.

Biofuel producers are teaming up with farms, meatpackers and waste management companies to tap the gassy waste on farms to make renewable jet fuel and diesel for vehicles.

In an effort to meet EPA regulations, conserve water and prevent algae growth in the Los Angeles Reservoir, officials are using 96 million plastic balls to cover the water's surface.

Officials say at least three others have been injured in a blaze in the north-central part of the state. About 530,000 acres have burned across the Pacific Northwest in the past week.

Male humpback whales create "songs" together, scientists say. Katy Payne was the first to hear the shifts in pitch and pattern in the collective calls as complex music — haunting, evolving tunes.

The Drinkable Book has water filters in each page. Tear out a page, pour dirty water over it and bacteria will be killed. But is this the best way to clean up the developing world's water supply?

Open a cookbook from the Gilded Age, and you just might be surprised by what our forebears passed around the table.