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People are worried that the virus could be spread by air conditioning systems. Here's what researchers do — and don't yet — know.

When it comes to hair-raising experiences, why do some of us cower while others can't get enough? Ken Carter, an expert on adrenaline junkies, reveals what makes them tick.

The Trump administration could give companies permission to set off sonic explosions to explore for oil and gas deposits. Scientists say this could seriously harm marine life.

When cows burp, they emit the potent greenhouse gas methane into the atmosphere. But by adding seaweed to the cows' diets, researchers are noticing a dramatic reduction in methane production.

Stacy Jupiter works with the people of Fiji to protect the oceans. Two of her most important life lessons came from the Peace Corps: 1) listen and 2) nothing ever goes according to plan.

Research shows more people are linking climate change to extreme weather events, like the ongoing flooding in America's heartland. Experts are hoping it also inspires action.

Ghost Fleet, a gripping new documentary about modern-day slaves in the global fishing industry, follows Patima Tungpuchayakul, a Thai woman who's devoted her life to freeing men from forced labor.

The Chesapeake Bay cleanup depends heavily on farmers taking steps to keep runoff from entering the bay. But the Environmental Protection Agency's plan to help them do it has been controversial. NPR's Ari Shapiro talks to one Maryland farmer who changed his mind about the EPA efforts to clean up the bay.

When it comes to finding and preparing food, we're a continually inventive species. Anthropologist Barbara J. King asks: What are the food trends of the future?

New England fishers say it's been decades since they've hauled in so many tuna, and some in the industry are urging higher quotas. But some environmental groups fear the population is still imperiled.