I'm not sure we can project much onto human...or even vertebrate...mate selection from fly behavior.

Mammals have a much greater disparity in gender roles in reproduction. Females put a huge amount of biological resource behind it compared to males. In flies, yeah, fewer eggs are produced than sperm, but most sperm… » 9/22/14 5:47pm 9/22/14 5:47pm

Cherry picked? I'm sure I could find one guy in the 70s who dropped dead right after being given a clean bill of health.

"Their one common factor was that they all believed that they were prone to heart disease."

The other common factor was they had heart disease. Again, I'm sure there are plenty of people who think… » 9/22/14 3:44pm 9/22/14 3:44pm

Yes, according to (admittedly relatively simple) mathematical models, the best general strategy in an exchange game where people can cheat is to initially trust and then punish cheaters.

Cooperation in nature makes sense because evolution selects genes, not individuals. Being fair and willing sacrifice for the group… » 9/19/14 11:55am 9/19/14 11:55am

Please see the rest of the thread. I assure you, I fully grasp how this works. The point is that this technology does not allow a physical object to outrun a beam of light, which is the fundamental limit set by relativity.

In order for a vessel to travel to Proxima Centauri in fewer than four years, any beam of… » 9/13/14 7:02pm 9/13/14 7:02pm