LifeWolves seen hunting European bison in rare camera-trap recording Europe’s largest land animal, the bison, is thought to be relatively unthreatened by predators, but footage from Białowieża Primaeval Forest in Poland shows it does face attacks from wolves News
HumansNew Scientist’s guide to the 21 best ideas of the 21st century A quarter of a century in, this is our definitive pick of the ideas in science and technology that are already transforming the world Features