3D-printed mammal teeth

UMass Amherst/Andrew Conith

A team of scientists have proved the ability for teeth to damage prey is the most significant factor in the evolution of their shaping, using 3D-printed replicas of 200-million-year-old mammal teeth. Polymers that mimic insect prey were also used. Read more


Three overlapping fossils

The Smithsonian Institute

Only 1% of the 137 million objects in The Smithsonian Institute's collection is viewable by the public — but a new digitisation programme could put and end to that, as Dan O'Connor investigates. Read more

Daniel O'Connor's Blog