Extraordinary Evidence Suggests 558-Million-Year-Old Fossil Is the Oldest Known Animal on the Planet

An international team of researchers is claiming to have discovered traces of cholesterol on a fossil of Dickinsonia—a mysterious creature that lived during the primordial Ediacaran Period. This evidence, the researchers say, makes Dickinsonia the oldest known animal in the fossil record. But the discovery is not…

This Stupid Tick Managed to Get Itself Wrapped in Spider Silk—and Then Fossilized in Amber

Around 100 million years ago, a tick ran into some bad luck. It had the misfortune of wandering onto a spider’s web, causing the proprietor to spring into action and wrap the interloping bug in a tomb made of silk. The situation then took a turn for the worse when the tick came into contact with tree sap, enveloping…