It's time now for our science news roundup from Short Wave, NPR's science podcast. I'm joined by two people from the show, Rachel Carlson and Emily Kwong. Hey to both of you. EMILY KWONG, BYLINE: Hi.

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. It's time ...