Science Friday

Science Friday with host Ira Flatow discusses the latest in science, technology, health, and the environment. It's brain fun, for curious people.

Recent Episodes

Hr2: Heat-sensitive Prosthetic Skin, Flint Water, Ingestible Electronics

Three years after the Flint water crisis began, lead concentrations in the water are below federal action levels, but residents are still drinking filtered and bottled water. Plus, researchers have designed a battery that runs on stomach acid to power ingestible sensors.

Hr1: News Roundup, Ice, Holographic Cosmology

Researchers who study icy places have discovered uncanny phenomena. Plus, Holographic cosmology is a way of simplifying mind-boggling mathematical models of our universe. But it does not necessarily mean we live in a hologram.

Hr2: Mesh Networks, Frog Tongues, Solid Hydrogen, Science March

March for Science organizers want to boost appreciation for research they see as under threat. Plus, scientists theorize that metallic hydrogen could be used to create superconductors and high-powered rocket propellant. And how frog saliva changes from high to low viscosity when it hits an insect.

Hr1: News Roundup, Chimeras, Astrobiology

New advances in stem cell research will one day make it possible to grow human transplant organs in animal hosts. And astrobiologists are looking at unusual environments on Earth for clues on how to search for life elsewhere in the solar system.