A West Virginia University biologist is studying why some animals can regenerate while others cannot and has identified the genes that play a role in the process. Christopher Arnold, assistant ...

Scientists have decoded the sea spider’s genome for the first time, revealing how its strangely shaped body—with organs in its legs and barely any abdomen—may be tied to a missing gene. The detailed ...

Scientists have long sought to understand why sea spiders keep some of their most important organs in their legs. By Veronique Greenwood The knotty sea spider has a fundamental physical difference ...