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The link between tornadoes and climate change isn't as clear as it is for other extreme weather events, though scientists say the clues are there.

New research highlights indoor air quality can have a powerful impact on the health and development of babies and young children.

Scientists dug up a Paleolithic tooth that shows signs that these hominins may have been capable of executing a precise dental procedure.

In Colombia, a plan to cull Pablo Escobar's invasive hippos is challenged by an Indian billionaire's offer to relocate dozens of the animals to India's wildlife reserve instead.

Marcelo Gleiser is a contributor to the NPR blog 13.7: Cosmos & Culture. He is the Appleton Professor of Natural Philosophy and a professor of physics and astronomy at Dartmouth College.

Social media is full of videos saying hormonal contraception can hurt you and promoting natural alternatives. How did the treatments get such a bad reputation and do alternatives work?

European leaders say Russia's decision to cut off natural gas supplies amounts to blackmail. NPR's Leila Fadel talks to Henning Gloystein, energy director at the Eurasia group, about Russia's move.

Gas utility bills are rising even though natural gas prices are down. That's because a much larger share of your gas bill now goes to infrastructure instead of fuel.

California broke its record for renewable energy when solar and wind provided enough to meet all consumer demand. At the time, natural gas power plants were still on, a necessity for the grid.

Plastic beads can be toxic and bad for the environment.