70,000 years ago, the human population hit a major bottleneck, and scientists aren’t exactly sure why. One of the more popular explanations has been the Toba...
Layout B (with infinite scroll)
Get a free month of Squarespace at
We’ve put a lot of things in space over the last 60 years. It’s time we got some of that down.
To celebrate hitting the 20 million view milestone, I asked viewers to vote on their favorite questions and I picked the 20 most-upvoted questions and answering them...
To celebrate hitting the 20 million view milestone, I asked viewers to vote on their favorite questions and I picked the 20 most-upvoted questions and answering them...
Get two months of Skillshare for free: Cryonics is the act of freezing a dead body so that someday it can be revived when future technology can bring them back to life...