How could the 1st cell have come about?
This is not a fancy, fancy video; it just explains things that I'd never really figured out in a nice clear way.
There's more to the series and when the video is over, it tells you how to continue.
Quite apart from the content, I'm impressed with how easily YouTube makes stuff like this available. Formerly, an explanation like this might reach 100 students at a time, maixmum; and once you're out of school, you basically stop learning except for stuff pertaining to your work. Now stuff like this can be seen by anyone, anytime, and we never have to stop learning!
So, while 98% of the internet may be games, gossip and porn, that other 2% is making us, as a whole, a lot smarter.