A new study knocks down a popular hypothesis about why birds sing at dawn The reason why birds make such a racket at dawn is still unclear. But researchers are now pouring cold water on one popular idea about why. James Doubek
This federal program helps track America's ecosystems. Trump's budget would gut it Buried in the Trump administration's proposed 2026 budget is the near elimination of something called the Ecosystems Mission Area. It's a program that monitors living things and the health of the land and water they inhabit. NPR's Ari Daniel reports that career scientists are deeply concerned about the potential cut. Ari Daniel
If a U.S. 'bunker buster' hits a nuclear site, what might get released into the air? So far, strikes on Iran's facilities have created limited chemical and radiological hazards. Experts say that's not likely to change even if the U.S. uses a big bomb. Nell Greenfieldboyce
How migrating Australian moths find caves hundreds of miles away Billions of nocturnal Bogong moths migrate up to 1,000 km to cool caves in the Australian Alps that they have never previously visited. New research shows how they may find their way there and back. Ari Daniel
Goliath the Galápagos tortoise celebrated his first Father's Day and 135th birthday Goliath had been paired with several female tortoises before, in hopes of producing a hatchling, but the process wasn't successful until earlier this month. Ayana Archie
Radiolab celebrates 'Jaws' anniversary To celebrate Jaws, this week WNYC's Radiolab is running a series called "Swimming in the Shadows."
Leader of top FEMA disaster coordination office resigns, as Trump moves to eliminate agency Jeremy Greenberg was in charge of coordinating federal help after hurricanes, wildfires, earthquakes and other emergencies. He has resigned from leading FEMA's National Response Coordination Center. Rebecca Hersher
President Trump fires a member of the Nuclear Regulatory Commission Christopher Hanson was appointed to serve on the commission overseeing the nation's nuclear reactors by President Biden in 2020. Geoff Brumfiel
Yurok Tribe reclaims sacred land More than 17,000 acres around the Klamath River have been returned to the Yurok Tribe in California. NPR's Scott Detrow talks to Yurok Fisheries Department Director Barry McCovey. Scott Detrow
Ecologist Alice Risely discusses the seagull diet project "Gulls Eating Stuff" Seagulls can eat it all: everything from a hamburger to an octopus. NPR's Debbie Elliott speaks with ecologist Alice Risely about her project, "Gulls Eating Stuff," that studies the birds' diet. Debbie Elliott