The big question is why are humans so different?

Although modern humans must now rely on dogs to sniff out drugs and other contraband at airports, our early ancestors may have been capable of the job themselves!

When we looked at gene expression, we found fairly small changes in 65 million years of the macaque, orangutan, and chimpanzee evolution.

No other animal relies on cooked food. Perhaps something in the cooking process altered the biochemical requirements for maximal access to nutrients as well as the need to process the natural toxins found in plant and animal foods.

It involves very little effort to create a huge effect.

The area is overrun with terror. They still haven't reconciled with the new situation. The Palestinians do not have a reason to fire rockets into Israel because the last soldiers and the last of the settlers left the Gaza Strip over five months ago, but the terror attempts continue without any break.