How much does planet Earth weigh?

Samhain is a pagan holiday -- celebrated between the fall equinox and winter solstice -- that helped form modern, secular Halloween celebrations. Learn about Samhain in today's episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/holid ...  Show more

After a tragic set of murders in 1974, the next residents at a grand old house in Amityville, New York, claimed the home was demonically haunted. Their story spawned a horror sensation. But was the whole thing a money-making hoax? Did the murderer really hear voices there? Learn ...  Show more

Do you have a good feel for the size of the Earth? If you’re like most people, you know that it’s big but you don’t have a sense for exactly how big. Today we’re going to change that! Read the full transcript here: http://bit.ly/2eVwubz Hosted on Acast. See acast.com/privacy for ...  Show more

How dark matter was discovered, and what it might be

See omnystudio.com/listener for privacy ...

Can gravity waves kill you? Why do we have particles? Can fission power a star?

See omnystudio.co ...