For decades, scientists have assumed that mutation rates were consistent enough to be used as a natural clock to date biological specimens. By comparing...
The job of physicists is to worry about numbers, but one number has perplexed physicists for more than a century. That number is 0.00729735256—approximately...
Chasing and capturing fireflies is a simple joy of childhood. But for evolutionary entomologist Christopher Heckscher, that joy never left. He has been...
A new technical report focusing on antibodies from Medieval human teeth also reported the discovery of antibodies from inside a wooly mammoth bone.1...