© 2022 Western New York Public Broadcasting Association

140 Lower Terrace
Buffalo, NY 14202

Mailing Address:
Horizons Plaza P.O. Box 1263
Buffalo, NY 14240-1263

Buffalo Toronto Public Media | Phone 716-845-7000
WBFO Newsroom | Phone: 716-845-7040
Your NPR Station
Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations
Donate Today Banner

The Year in Scientific Backtracking

This year, scientists issued a steady stream of retractions, reversals, and reassessments. For example: hormone pills don't protect against disease; the food pyramid doesn't make sense; and a common knee surgery is a waste of time. NPR's Christopher Joyce reports. (5:30)

Copyright 2002 NPR

Christopher Joyce
Christopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.