Photo of the day: this worm is missing link in planetary food chain

Life on Earth consists of many millions of species, divided into ever smaller numbers when you zoom out to Genus, Family, Order, Class, Phylum and Kingdom – of which there are six. When you divide in Domains, there are just … Continue reading

Life had a small surprise just after the end-Cretaceous mass extinction

You may have felt really lonely walking the face of Earth. Until you looked closer. [Btw: who needs peer-reviewed literature when you've got the annual festival of presentations at the Geological Society of America?]