Vacuum Trains and other low pressure rail & maglev systems offer the possibility of ultra-fast and ultra-cheap transport on and off of Earth. Watch my exclusive video Topopolis: The Eternal River: https://nebula.tv/videos/isaacarthur-topopolis-the-eternal-river...
We often wonder where we might find a truly sustainable and abundant source of energy, and the answer might turn out to be in the emptiness all around us. Watch my exclusive video Dark Stars At The Beginning Of Time:...
The first 1,000 people to use the link will get a 1 month free trial of Skillshare https://skl.sh/isaacarthur05231 Our Universe is vast, ancient, and mysterious. It's no surprise that in our quest to explore and explain it, many misconceptions have arisen. Visit our...