Health & Science

James P. Allison and Tasuku Honjo have won the 2018 Nobel Prize in Physiology or Medicine for discoveries which led to the development of cancer therapies that work by harnessing the body's own immune system.

There are a lot of misconceptions out there about the flu shot.

But following a winter in which more than 80,000 people died from flu-related illnesses in the U.S. — the highest death toll in more than 40 years — infectious disease experts are ramping up efforts to get the word out.

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Let's say you're one of the 6.5 million Americans with heart failure.

It would normally be easy to miss the dirt road jutting north from a tiny highway near the Arizona-Utah border. But not today, with the long line of cars rumbling toward lonely, rosy cliffs, and an encampment of bird watchers forming under them.

They're all here for four birds.

With a wingspan that can stretch 10 feet, California condors are some of the largest birds in North America. They're also some of the rarest. After the population plunged to just 22 in 1982, all were taken into captivity for safe keeping and breeding.

The venomous fangs of a copperhead snake are one thing. But the recent sighting of a rare two-headed snake in Northern Virginia is alarming — and mesmerizing — both social media spectators and scientists.