Somehow, on this beautiful blue marble we call Earth, the astonishing phenomenon we call life emerged long ago, spreading until it covered nearly every corner of the planet. One school of thought proposes that the intense asteroid bombardment Earth endured around 4 billion years ago played a role in that process – that without all those space rocks crashing into our world, we might not be here today. Now, a new discovery in South Korea suggests that the asteroid effect may have been even more