Baleen whales are descended from predatory carnivores

The ancestors of baleen whales were equipped with the razor-sharp teeth and could have hunted seals and penguins, rather than the tiny krill they eat today.

Chimpanzees understand circular hierarchies

Chimpanzees of all ages can learn the simple circular relationship between the three different hand signals used in the well-known game rock-paper-scissors.

Organic molecule found in Titan's atmosphere

A compound that may form cell wall-like structures has been detected in the dense atmosphere of Saturn's moon Titan.

Canaanites survived Biblical 'slaughter', ancient DNA shows

The ancient Canaanites, who the Bible says were commanded to be exterminated, did not die out, but lived on to become modern-day Lebanese, according to the first study to analyse their DNA.