Plant-based paper has been used for thousands of years, but exactly how is it created from trees?

NPR science podcast Short Wave brings us the stories of how Fiddler crabs drum their mating songs into the sand, growing chicken nuggets in the lab, and a drug like LSD -- without the trip.

Hallucinations, a bane of popular A.I. programs, turn out to be a boon for venturesome scientists eager to push back the frontiers of human knowledge.