xkcd feeds.twtxt.net Sun, Oct 22 22:00 (29w ago) Extinction Mechanisms The Late Heavy Bombardment was followed a few billion years later by the Comparatively Light but Oddly Specific Bombardment. DownloadThe Late Heavy Bombardment was followed a few billion years later by the Comparatively Light but Oddly Specific Bombardment. ⌘ Read more ⤋ Read More
