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Any biologist worth her salt knows that to properly study abnormal cells – say, cancer cells – you need normal healthy cells for comparison. Before the…

With a little help, scientists say that seaweed growing along the Maine and New Hampshire coasts could become the "kale of the sea." The first step is teaching chefs and consumers how to enjoy it.

When I was diagnosed with Stage III melanoma at age 23, I faced an onslaught of emotions: frustration that it took two misdiagnoses and 10 valuable months…

Legend has it the moon gifted this drink to the Guaraní people of South America. It was banned by the colonial government. The Jesuits made it their most profitable crop. Oh, and the pope drinks it.

Researchers who helped develop powerful techniques warn that tweaking the genome is now easy. More public debate's needed, they say, before making changes in genes passed from parent to child.

Over four months of tracking and testing, French researchers mapped the hops that bacteria made from one person to another. Within a month, a third of patients were newly colonized with staph.

A biological trait's heritability can change over time. Commentator Tania Lombrozo explains how genetic influences and environmental variations play together.

In the early 1970s, a diagnosis of testicular cancer was practically a death sentence for a man in the prime of his life. Then in 1974, oncologist Larry…

Medical researchers have made only modest progress treating the most common cancers since the war on cancer was declared in 1971. The disease has proved far more complicated than doctors had hoped.

Many older people are taking a lot of meds, and some drugs may not be doing them much good. When terminally ill people went off statins, they said they felt better. And it didn't increase their risk.