Alex wonders what happens when hot water freezes quicker than room temperature water?
Episode:
S11
E4
|
13:59
Why plate tectonics don't make sense.
Episode:
S7
E16
|
12:38
How is it possible to tell if a space rock will one day collide with the Earth?
Episode:
S10
E37
|
17:23
Did you know that many of us have up to 4% neanderthal DNA?
Episode:
S10
E36
|
15:58
Why was it the mammals who triumphed?
Episode:
S7
E15
|
9:59
What do mountains reveal about primates?
Episode:
S7
E14
|
10:09