Alienígenas sob o gelo - Vida em Planetas Órfãos
7:35
End of Space – Creating a Prison for Humanity
9:35
Ancient Life as Old as the Universe
27:11
You're Probably Wrong About Rainbows
9:41
The Origin of Consciousness – How Unaware Things Became Aware
9:22
How Large Can a Bacteria get? Life & Size 3
9:17
Why It Sucked to Be Born as a Dodo Bird
8:18
Why Alien Life Would be our Doom - The Great Filter
5:59