It's time now for our science news roundup from Short Wave, NPR's science podcast. I'm joined by the show's two hosts, Regina Barber and Emily Kwong. Hi, all. REGINA BARBER, BYLINE: Hey. EMILY KWONG, ...

NPR's Juana Summers talks with Regina Barber and Emily Kwong of Short Wave about "scuba-diving" lizards, a trick to turn a mouse's skin transparent and whether finger counting helps kids' math skills.