TheRealKuni

when sharks first evolved Saturn had no rings

Or at least, didn’t have its current rings. I could be wrong but couldn’t it have torn apart other moons to create a different set of rings that then degraded over time?

Some of these channels have changed over the years, expanding and adding hosts and things, but they consistently make good content and have either improved or maintained that quality.

Wendover and Half As Interesting

Real Engineering

Mustard

Legal Eagle

Mentour Pilot

Not a channel, but a creator: Yahtzee Croshaw (was Zero Punctuation/Extra Punctuation on The Escapist, is now Fully Ramblomatic/Semi Ramblomatic on Second Wind.

CGP Grey

SciShow (and many of the other projects from the vlogbrothers, including Crash Course and vlogbrothers itself)

Technology Connections

Shaun

HBomberGuy

ElectroBOOM

Videogamedunkey