fossils
A recent analysis of a 76-million-year-old Centrosaurus apertus fibula confirmed that dinosaurs suffered from cancer, too.
Scientists think an insect similar to the modern millipede crawled around Scotland 425 million years ago, making it the first-ever land-dweller.
These Jurassic predators resorted to cannibalism when hit with hard times, according to a deliciously rare discovery.
Tiny glassy beads called microtektites were found in fossilized shell remains.