Science Friday

Science Friday

From PRI

Covering everything about science and technology — from the outer reaches of space to the tiniest microbes in our bodies — Science Friday is your source for entertaining and educational stories and activities. Each week, host Ira Flatow interviews scientists and inventors like Sylvia Earle, Elon Musk, Neil deGrasse Tyson, and more.More from Science Friday »

Most Recent Episodes

Hr1: News Roundup, Gene Editing Embryos, Computer Hacks of the Future, and How to Prevent Them

As self-driving cars and other artificial intelligence advance, how safe will we be from A.I. hacks and attacks? Plus, a report from a National Academies panel endorses the possible use of gene-editing techniques in human embryos — under very limited conditions.

Hr1: News Roundup, Gene Editing Embryos, Computer Hacks of the Future, and How to Prevent Them

Hr2: Antibiotic Discovery, Regrowing Sensory Hair in the Ear, Trappist-1 Exoplanets

Scientists have discovered seven Earth-size planets orbiting a nearby star that could hold the conditions for life. Plus, a look at the scientific obstacles and breakthroughs involved in finding and developing new antibiotics. And Boston-based researchers have regrown a high volume of sensory hair cells in the lab using a new technique.

Hr2: Antibiotic Discovery, Regrowing Sensory Hair in the Ear, Trappist-1 Exoplanets

Hr2: Net Neutrality, The Price of Privacy, Expanse

As we trade more and more of our personal data to big companies in exchange for their services, internet users must decide for themselves where to draw the line on internet privacy. Plus, the minds behind the The Expanse chat about space flight, space politics, and how they keep the show feeling real.

Hr1: News Roundup, Emotion Translator, Battery Technology

Is there a new battery that can beat lithium ion in electric vehicles? We plug into the world of battery research to find out. Plus, how to squeeze more power out of the electrical grid. And a new wearable aims to help people who feel socially awkward interpret emotions.

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: 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.

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

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.

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.

Hr2: Immunizing Against Fake News, Fighting Online Extremisom, Paperfuge

The Paperfuge is a hand-powered paper centrifuge that costs less than one dollar to produce. And a strategy for building an immunity to fake news.

Hr2: Immunizing Against Fake News, Fighting Online Extremisom, Paperfuge

Hr1: News Roundup, Jerry Brown, Brilliant Girls

California governor Jerry Brown talks about how states can take the lead on issues like climate change and clean energy--with or without Washington, D.C. plus, internalized stereotypes that can guide career choice manifest as young as age 6.

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