It started with a handful of unusually tiny bones in Spain, and now researchers say they may point to a plant eating dinosaur that does not fit where it is supposed to on the family tree.
A young solar system does not just build planets from dust and gas. It can also be shaped by what happens nearby, including the death of a massive star. New research suggests that a supernova at the right distance could quietly change a planet’s ingredients from the start, and that this setup may be more common than scientists once assumed.