From Elvis worms to the Milky Way’s edge, these science stories sparked joy in 2020

Elvis worms

After taking a new look at sparkly Elvis worms, researchers realized that these deep-sea dwellers are actually four separate species.

A.S. Hatch et al/Zookeys 2020

Everyone needed a respite from 2020, and tales of discovery provided a happy distraction from the worries of the day.