Tag Archives: debris

(Photo: Tyler van der Hoeven/Unsplash)Apple cofounder Steve Wozniak is starting a space company that appears to be dedicated to cleaning up space debris. In a vague tweet from Sunday, Wozniak said he was starting a private space company “unlike the others” and linked to a YouTube video posted under a …

At a time when terrestrial plant life was just beginning to take hold here on Earth some 466 million years ago, a massive asteroid collision happened someplace nearby. We don’t know much about the nature of the original objects that collided, except that one of them was about the size …