Dark oxygen could rewrite Earth’s history

Vijay Sikand is a family doctor in the Connecticut town that gave Lyme disease its name. When a pharmaceutical company came to town to test a vaccine, he built a career and a community around the trial. Then the Lyme vaccine became a cautionary tale. Guest: Vijay Sikand, MD, fami ...  Show more

Fetuses leave cells behind in their parents' bodies, where they braid themselves into tissues, and remain, for years. What are they doing in there? Guests: ⁠Amy Boddy⁠, Associate Professor of Anthropology at the University of California, Santa Barbara; ⁠Lee Nelson⁠, Professor Eme ...  Show more

Trillions of potato-sized rocks scattered across the deep ocean floor are rich in metals such as cobalt and copper—making them a target for mining companies eager to fuel the clean-energy transition. But recent research suggests these rocks may also be supporting marine life in w ...  Show more

Trillions of potato-sized rocks scattered across the deep ocean floor are rich in metals such as cobalt and copper—making them a target for mining companies eager to fuel the clean-energy transition. But recent research suggests these rocks may also be supporting marine life in w ...  Show more

Two miles below the Pacific Ocean, scientists have discovered something impossible: rocks that generate electricity and produce oxygen without sunlight. These ancient metallic "batteries" could be the original source of Earth's oxygen - before plants or algae existed.The CIA has ...  Show more

Saturn’s moon Enceladus reveals complex organic molecules that could hint at extraterrestrial life. Researchers also uncover fungi’s ancient reign over Earth and warn that second COVID infections may pose greater risks to young people. Plus, ants ferment yogurt, and flu detection ...  Show more