A new study on ancient human remains finds evidence for the habitual use of betel nuts, dating back to the Ice Age. The finding offers some of the oldest archaeological evidence of psychoactive drug use, and potential insights into how use of betel nuts, now popular for their stimulant effects, evolved.
The saga of Ed Sheeran and Macklemore continues, which began with a political statement on stage, now involves billionaire sports team owners, musicians quitting a tour and millions in donations.
Paleontologists have discovered the tracks of a giant — the fossilized footprints of T. rex. Plus, solar "superflares" and the brain benefits of reading in this week's Short Wave science news roundup.
There is growing concern that President Trump may deploy U.S. military to polling places in the upcoming elections, despite strict state and federal laws against such a move.