Why Don't We Have Giant Insects Today?

Why Don't We Have Giant Insects Today?

There was a time when giant insects ruled the skies and it corresponded to high oxygen levels. After the evolution of birds, about 150 million years ago, insects got smaller - despite rising oxygen…
The Evolutionary Advantage Of Having Sex

The Evolutionary Advantage Of Having Sex

If you think about it rationally, sex may be fun but it's too much work and, from a reproduction standpoint,  the payoff is uncertain. Scientists have speculated for a long time on why all…
To Adapt Throughout Deep Time, Stay Diversified

To Adapt Throughout Deep Time, Stay Diversified

Climate change is in its fifth decade of being the big concern. In the 1960s and 70s, it was a cooling worry but now there is a warming one.  A constant in mammal's surviving numerous climate…
Food - The Key To Human Bipedalism?

Food - The Key To Human Bipedalism?

 Our ancestors might have started walking on two feet in order to carry food more efficiently suggests new research in the journal Current Biology. Bipedalism (walking on two feet) is one of…