Science Friday

2815 - Did the fire at the Library of Alexandria set humanity back?

Covering the outer reaches of space to the tiniest microbes in our bodies, Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.

More episodes

2815 - Did the fire at the Library of Alexandria set humanity back?

Tue, 15 Sep 2026
2814 - Black bears are moving into the neighborhood. How do we coexist?

Mon, 14 Sep 2026
2813 - Is a shorter course of antibiotics OK? + Genetic risk of fibromyalgia

Sat, 12 Sep 2026
2812 - Why cannabis’s health effects are so hard to study

Fri, 11 Sep 2026
2811 - Did scientists just find a dark matter particle? Maybe

Thu, 10 Sep 2026
2810 - Why physics and philosophy need each other

Wed, 9 Sep 2026
2809 - Recall rodeo: A food safety update + Why cars are catching fire

Tue, 8 Sep 2026
2808 - Is there science behind the ‘nervous system reset’?

Mon, 7 Sep 2026
2807 - For Jennifer Chayes, math is a 'native tongue'

Fri, 4 Sep 2026
2806 - What an mRNA melanoma vaccine may mean for cancer treatment

Thu, 3 Sep 2026
2805 - Why it's so hard to tell the age of a fungus

Wed, 2 Sep 2026
2804 - The power of the stories we tell about the ocean

Tue, 1 Sep 2026
2803 - What should astronauts do first when they reach Mars?

Mon, 31 Aug 2026
2802 - AI is everywhere in healthcare now. Doctors are conflicted

Fri, 28 Aug 2026
2801 - How much worse was that storm because of climate change?

Thu, 27 Aug 2026
2800 - How GPS shaped our world

Wed, 26 Aug 2026
2799 - The ancient Roman doctrine guiding modern environmental fights

Tue, 25 Aug 2026
2798 - What are the mysterious ‘little red dots’ in images of space?

Mon, 24 Aug 2026
2797 - Could we live in a dinosaur world?

Sat, 22 Aug 2026
2796 - Do microplastics in the body affect pregnancy?

Fri, 21 Aug 2026
2795 - Making a case for physicists to join climate research

Thu, 20 Aug 2026
2794 - Creating 'world models' for robots + An AI math shakeup

Wed, 19 Aug 2026
2793 - What can moments of lucidity teach us about Alzheimer’s?

Tue, 18 Aug 2026
2792 - Colorado’s snow drought deals a major blow to recreation

Mon, 17 Aug 2026
2791 - How do you find a ‘lost’ species?

Fri, 14 Aug 2026
2790 - What we get wrong about vaccine hesitancy

Thu, 13 Aug 2026
2789 - Why this lab studies the speed of bug pee and other curiosities

Wed, 12 Aug 2026
2788 - Some primates undergo even more extreme childbirth than humans

Tue, 11 Aug 2026
2787 - Deb Haaland is a politician, and proud of it

Mon, 10 Aug 2026
2786 - Sitting all day is terrible for us. Moving a little can help

Fri, 7 Aug 2026
2785 - A Nagasaki survivor and physician recounts his life's work

Thu, 6 Aug 2026
2784 - What do people eat? Plant and animal DNA in sewage provide clues

Wed, 5 Aug 2026
2783 - 3D images of galaxies will rock you (ft. Queen)

Tue, 4 Aug 2026
2782 - The evolution of an enzyme engineer who changed chemistry

Mon, 3 Aug 2026
2781 - Why is brain cancer so hard to treat?

Fri, 31 Jul 2026
2780 - How can astronaut food be better?

Thu, 30 Jul 2026
2779 - The reality of living with extreme heat in India

Wed, 29 Jul 2026
2778 - Tracking shark populations, one shark at a time

Tue, 28 Jul 2026
2777 - The Black women codebreakers of the Cold War

Mon, 27 Jul 2026
2776 - Asha de Vos’ journey from deck hand to marine science leader

Fri, 24 Jul 2026
2775 - Why worry about my data If I have nothing to hide?

Thu, 23 Jul 2026
2774 - Peering through dust clouds to the center of the galaxy

Wed, 22 Jul 2026
2773 - Why a paper about relocating coastal communities hit a nerve

Tue, 21 Jul 2026
2772 - How do you piece together what life was like in Pompeii?

Mon, 20 Jul 2026
2771 - Hold the lettuce: Updates on the 'explosive' cyclospora outbreak

Fri, 17 Jul 2026
2770 - A space telescope launch + Alvin submersible check-up

Fri, 17 Jul 2026
2769 - How does a tick bite cause a red meat allergy?

Thu, 16 Jul 2026
2768 - What will our reaction be when we discover aliens?

Wed, 15 Jul 2026
2767 - Beautiful botflies, luscious leeches, and the wonder of parasites

Tue, 14 Jul 2026
2766 - China's booming biotech, from a brain implant to drug discovery

Mon, 13 Jul 2026

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