How much does planet Earth weigh?

In South Carolina, the first school for formerly enslaved people during the Civil War shifted to become a center for social activism during the Civil Rights movement, and stands today as a landmark of African American culture and history. Learn more about the Penn Center in this ... Show More

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this classic episode of BrainStuff, based on this article: https: ... Show More

Over a few hundred years, real stories about secretive agents developed into the legend of the ninja. Learn how this myth captured the world's imagination -- and about the work being done at the world's first International Ninja Research Center -- in this episode of BrainStuff, b ... Show More

Daniel and Jorge explain how we might be able to listen to a new kind of gravitational hiss and what secrets it could reveal. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Daniel and guest host Kelly Weinersmith count the number of moons orbiting the Earth! Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Daniel and Jorge talk about the amazing physics of space DUST. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Daniel and Katie talk about the biggest possible scoop of solar-system gelato, and what it might mean for the future of humanity! Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.