Since Its Discovery 20 Years Ago, Block Of Fossils Keeps Scientists Busy 6:01am March 02, 2021 History Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More Morning Edition World News Hear from people in Iran and Israel as the countries continue to exchange airstrikes World News What the Israel-Iran conflict means for the wider region by Leila Fadel 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate