Podcast: Dog Memory, Worm Regeneration, and the Hidden Secrets of the X Chromosome

Does a dog’s short-term memory rival that of humans and other great apes? How do some worms grow new heads? And is the X chromosome a male chromosome, too? Science's Online News Editor David Grimm chats about these stories and more with Science's Sarah Crespi.

Listen to the full Science podcast.

Read the transcript.

Hear more podcasts.