![Physics Girl](https://image.pbs.org/contentchannels/CMd61Sb-black-logo-41-YlOGtyT.png)
I WAS THERE! How David Blaine flew helium balloons to the height of jets (and jumped)
David Blaine casually floated up to 25,000ft over the Arizona desert holding 52 helium balloons. I was invited to witness the testing and preparation!
David Blaine casually floated up to 25,000ft over the Arizona desert holding 52 helium balloons. I was invited to witness the testing and preparation!
Take a look at bubbles and you’ll see that they're actually missing colors!
What is cavitation?
How likely are you to get sick on an airplane?