Plot twist: We're probably way undercounting insects on Earth
Jul 10, 2026 · 9m
Summary
Hosts Regina Barber and Nate Rott, joined by Scott Detrow, discuss three science stories. They cover a new study estimating Earth has 14 to 20 million insect species, far more than previously thought. The episode also highlights the discovery of ancient quasars using the Euclid telescope to understand early universe formation. Finally, they examine how California wolves primarily eat cattle due to a lack of wild prey, complicating conservation efforts.
Topics discussed
Sponsor: Bombas compression socks
Intro: Hosts, guest Scott Detrow, and episode overview
Sponsors: BetterHelp and Capella University
Study reveals Earth may have 14-20 million insect species
Euclid telescope discovers ancient quasars from early universe
California wolves eat cattle due to lack of wild prey
Outro: Credits and sign-off
Sponsors: Mint Mobile, Rosetta Stone, and NPR App
Listen ad-free on Castria