After years of delay, researchers are ready to inject carbon dioxide into jungle plots. Learn more about your ad choices. Visit megaphone.fm/adchoices

Years in the making, a project in the Amazon rain forest is finally set to determine whether a rise in carbon dioxide could save one of the world’s largest carbon sinks. Learn more about your ad choices. Visit megaphone.fm/adchoices

Cows and at least one person in the U.S. have been sickened by avian influenza. We asked experts about the risk to humans. Learn more about your ad choices. Visit megaphone.fm/adchoices

Volcano detectives use artificial intelligence to sleuth out ancient secrets in Alaska. Learn more about your ad choices. Visit megaphone.fm/adchoices

These marine mammals are very hard to observe, but in the past two decades the roughly 20 or so people in the world who study sperm whales have found some compelling evidence of culture among them. Learn more about your ad choices. Visit megaphone.fm/adchoices

Today we’re going to look at how measles—a disease that was practically eliminated in the U.S.—has resurged in recent months, because people basically forgot how bad it was and got complacent about vaccines.  Learn more about your ad choices. Visit megaphone.fm/adchoices

Dr. Chanda Prescod-Weinstein is a professional astronomer—with a passion for amateur astrophotography—and she's here to offer tips and tricks for want to get into capturing the night sky. Learn more about your ad choices. Visit megaphone.fm/adchoices

The feeling of a total solar eclipse is intense, and the sights, sensations and emotions can overwhelm you even if you think you know what's coming. And we sat down with Kate Russo, a psychologist, author and Eclipse Chaser, who's seen 13 total solar eclipses over the last 25 years, to talk about what to expect. Learn more about your ad choices. Visit megaphone.fm/adchoices

From the discovery of new elements to the testing of novel theories of gravity, solar eclipses have helped spark scientific progress for centuries. Learn more about your ad choices. Visit megaphone.fm/adchoices

Eclipses can affect animals, and biologists are preparing to see what happens during totality on April 8. Learn more about your ad choices. Visit megaphone.fm/adchoices