How neutron imaging uncovers hidden secrets of fossils and artifacts

The subatomic particles can find things other imaging techniques can’t

An illustration of a blue beam representing neutron imaging uncovering a bone from a large slab of rock.

In this artist’s imagining of an ancient fossil embedded in rock, neutron imaging uncovers a hidden bone.

Natasha Mutch/SayoStudio

Shattered crocodile. Formally, Confractosuchus. It was discovered in Australia when a bulldozer clearing a boulder broke a stone into pieces. Exposed portions of the broken-up rock made clear that fossils were inside, but there was no immediate sign that this discovery would later reveal an unprecedented snapshot of life from the Cretaceous Period.