What in the World? EP07

1) What happens if you don't put your phone in airplane mode? | Lindsay DeMarchi 2) The Boltzmann brain paradox | Fabio Pacucci 3) The most dangerous elements on the periodic table | Shannon Odell 4) Something weird is happening in our galaxy | Ashkbiz Danehkar 5) Could we build a miniature sun on Earth? | George Zaidan 6) Where did Earth's water come from? - Zachary Metz 7) Who won the space race? - Jeff Steers 8) Whatever happened to the hole in the ozone layer? | Stephanie Honchell Smith 9) The moon illusion - Andrew Vanden Heuvel 10) A needle in countless haystacks: Finding habitable worlds - Ariel Anbar 11) What really killed the dinosaurs? (It wasn't just the asteroid) | Sean P. S. Gulick