Christopher Intagliata

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For nearly a decade, scientists have been eavesdropping on killer whales in the Arctic.

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Colorado is trying to fight both poverty and climate change by retrofitting low-income homes. Now, the state is set to get a big boost from the infrastructure law Congress just passed. Sam Brasch of Colorado Public Radio reports.

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Colorado is trying to fight both poverty and climate change by retrofitting low-income homes. Now, the state is set to get a big boost from the infrastructure law Congress just passed. Sam Brasch of Colorado Public Radio reports.

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As the climate changes, our seasons are changing, too.

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Updated November 23, 2021 at 11:02 AM ET

If you've ever seen the Marvel movie Avengers: Infinity War, you probably recall the scene where antagonist Thanos has all the Infinity Stones in his metal glove, and with a snap of his fingers he wipes out half of the population of the universe.

Scientists have found something strange has been happening among sensitive bird species in the Brazilian Amazon in recent years.

Not only were the birds declining in number, but their bodies were also shrinking in size.

"We found that size is not only shrinking for those sensitive species — it was declining for everyone," said researcher Vitek Jirinec of Louisiana State University.

Jirinec's findings are contained in a new study published in the journal Science Advances last Friday.

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In recent years, scientists found something strange was happening among sensitive bird species in the Brazilian Amazon. Not only were the birds declining in number, but their bodies were shrinking in size.

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The United States has seen a decline in cases and hospitalizations since the summer's delta surge — but the decline is declining.

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Wildlife biologist Greg LeClair has been obsessed with amphibians since he was a kid, when one rainy day, a black and yellow spotted salamander stumbled into his driveway in Maine.

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