The Terrifying Secrets of the 4th Dimension

Every atom in your body was forged in the heart of a star. The calcium in your bones, the iron in your blood, the oxygen in your lungs, all of it was born in cosmic furnaces billions of years ago, long before the Earth even existed. Every atom inside you traveled across the unive ...  Show more

Every night, you close your eyes and lose contact with the world. The room disappears, your identity fades, and for several hours, you enter one of the greatest mysteries in human existence: sleep and dreams.From ancient portals to modern psychology, humanity has always felt that ...  Show more

We tell the story of how the Universe developed large scale structure, starting from the Big Bang to today. It could have all turned out very differently, if not for some key players.

For ask-us-anything segments and other exclusives, join us for just $3 a month on Pa ...

Today our feed is getting taken over by Brendan Drachler to bring you an episode of his show, The State of the Universe!

Science moves at an impossibly fast pace. It will leave you wondering, what is the state of the universe? Wonder no more! Learn from researchers wo ...

How do individuals relate to reality? How has humanity attempted to interpret its position in the universe? From navel-gazing to the geocentric universe and beyond, the search for humanity's place has become a long -- and mind-blowing -- enterprise.

John has launched a new podcast project with Katie Mack! Crash Course Pods: The Universe is a new limited series podcast where Dr. Katie Mack, a theoretical astrophysicist, walks John Green through the history of the entire universe - including the parts that haven’t been written ...  Show more