Planets Don't Exist
13:24
Why do Billionaires do Super Bowl Ads???
10:48
Alone on the Cancer Boat: A Vlogbrothers Reunion
14:45
A Messy and Unhinged Introduction to Geoengineering
21:13
We're here because were here.
13:53
There are no known habitable exoplanets
18:37
Why Celebrities Suck at Handling Criticism (Including Me)
11:26
Misnomers
10:13