This element powers glow in the dark exit signs, keychains, and costs $30,000 per gram.
Episode:
S10
E12
|
12:07
Is it possible that monsters that populate our legends were influenced by the fossil record?
Episode:
S2
E59
|
12:18
Just a few thousand years ago, Madagascar was inhabited by giant lemurs.
Episode:
S2
E58
|
10:09
What if gravity isn’t weirdly quantum at all, but rather … just a bit messy?
Episode:
S10
E19
|
19:26