Without lignin, there would be no woody plants, no wood, no coal, no charcoal, no fire, no pottery, and certainly no iron or metallurgy.
Welcome to the second day of the New Year! Like tasty sliders, these short news stories should get the juices flowing for big developments in 2020.
The ability to smell is one of the most complex of our senses. It requires sorting, analyzing, and sifting a torrent of input data quickly.
New discoveries explore the astonishing efficiency of the cell’s rotary engine ATP synthase, and describe new roles for other motors that deliver ATP.
It seems obvious: humans and chimps differ markedly. But as Wesley Smith noted yesterday, it is not so obvious to the editors of Human Evolution.