Segmentation, the replication of anatomical structures throughout the body, is found in many animal species. It’s also a huge reason why all those species succeeded, and it comes from a single common ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. It’s been a wormy, sexual head-scratcher for years. The Japanese ...

If you liked this story, share it with other people. Almost everyone knows what an earthworm is, but these very familiar animals are just one variation on a very rich theme that is at its most ...