Earth didn't exactly start out ready to support life, but scientists now have a better idea of how the essential elements for life ended up on our planet, according to a study published Wednesday in the journal Science Advances.
원문출처 : https://www.cnn.com/2019/01/23/world/earth-collision-life-elements/index.html
원문출처 : https://www.cnn.com/2019/01/23/world/earth-collision-life-elements/index.html