7 Mysteries Science Hasn't Solved

Even science can't yet explain these 7 extremely cool, weird phenomena in the universe, despite decades or even centuries of research.
Chapters
BALL LIGHTNING
1:09
3:07
SONIC BOOM
SKYQUAKES
3:13
FAST RADIO BURSTS
4:21
Actinomycetes
6:42
4 STAR JELLY
7:00