When current/recent SCIENCE challenges Darwin, what does it say? I'm a layman interested to hear what not-Creationist, not-ID, not-paranormal challengers (or boundary-pushers) to natural selection might be exploring these days, explained for general readers… [more inside]
posted by dpcoffin on Nov 6, 2009 - 18 answers

Can anyone recommend a good book about the evolution of sexual reproduction? [more inside]
posted by shakespeherian on Jul 11, 2009 - 9 answers

As I type this, my lovely cat is having kittens (literally). I am having a few myself (not literally). I'm a little worried because... [more inside]
posted by Optamystic on Apr 13, 2007 - 21 answers

How did we evolve separate genders? I assume it happened pretty early on, since most animals have a male and female, but wouldn't it have had to happen to lots of things at once for it to actually work?
posted by Orange Goblin on Jun 6, 2004 - 7 answers

How do evolutionary changes occur in biology? Is there some sort of "intelligence" that helps a species adapt, or does a species have to wait for a random mutation to occur that just happens to confer an advantage (a mutation that might never even happen)? For instance, how do bacteria become resistant? And are there different theories on evolutionary changes?
posted by Tin Man on Feb 25, 2004 - 22 answers