Beneath the surface
Fossils are a valuable insight into the evolutionary past, although the quality of their preservation can be highly variable. But focusing chiefly on the specimens that look nice means we might have overlooked a valuable source of material to study. Thomas van de Kamp, from the Karlsruhe Institute of Technology wondered whether a synchrotron X-ray beam could enable him and his team to see inside what are called mineralised specimens of insects, which are often dismissed as being of much lower scientific value. The results, from a fossil collection that hadn't seen the light of day since the 1940s, are impressive...
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