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Friday Nite Videos | May 24, 2019

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Stop Investigating Me! Or Else! W. Kamau Bell's Candid Conversation With Two Anti-Abortion Activists. Exploding Star Spews Building Blocks of Life. A Louisiana Town in the Heart of 'Cancer Alley'. 'Stable Genius' Needs an 'Intervention'? Two Views.

An Exploding Star Spews the Building Blocks of Life

The elements that make up nearly all that you are and can see first came from the explosion of massive stars. Step inside one such explosion and explore the forces that connects each of us with the stars.

Friday Nite Videos | October 20, 2017

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General John Kelly's Credibility Takes a Hit. C Jam Blues | Robi Botos, piano,? Dave Young, Bass, and Alvin Queen, Drums. Immigrant Prisons. What Are Gravitational Waves? Generation Revolution: Documentary Trailer.

What Are Gravitational Waves?

Two black holes, each about 30 times as massive as our sun orbited each other for millions of years. An instant before they collided they sent a gravitational shiver across the universe. LIGO scientist Amber L. Stuver explains. Animation by Eoin Duffy. 

How Do I Safely View A Solar Eclipse?

Xochitl Garcia / Illustration by Carrie Lapolla Science Friday
On August 21, 2017, people across North America will be able to view either a total or partial solar eclipse. The last time most people in the U.S. were able to observe a total solar eclipse was 1991 and the next time won’t be until 2024! Here’s a guide to get you ready for the big event.

books

Sisters of the Night Sky

Sam Kean The American Scholar
This new book tells the inspiring story of a trailblazing group of women astronomers.
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