To look at how life evolved, scientists usually turn to the fossil record, but this record is often incomplete. Researchers from the Okinawa Institute of Science and Technology Graduate University ...

Evolution is something of a gamble: in order to stay a step ahead of a shifting environment, organisms must change or risk extinction. Yet the instrument of this change, mutation, carries a serious ...

From a strictly evolutionary perspective, there’s no reason why female beetles should be promiscuous. Unlike males, taking on multiple partners won’t allow females to spread their genes more widely, ...