Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

This week in science: The fluid dynamics of crowds, a bird fossil and morning mindsets

NPR's Ailsa Chang talks with Emily Kwong and Regina Barber of Short Wave about the fluid dynamics of crowds, an early fossil of a modern bird and new data on how people's moods change through the day.

Copyright 2025 NPR

Regina Barber
[Copyright 2024 WSKG]
Emily Kwong (she/her) is the reporter for NPR's daily science podcast, Short Wave. The podcast explores new discoveries, everyday mysteries and the science behind the headlines — all in about 10 minutes, Monday through Friday.