MATH TREK Economists say auction-based purchasing could create market chaos. See Julie Rehmeyer’s column “Devil is in the details of a new Medicare plan to buy medical supplies.”
SCIENCE NEWS FOR KIDS Research in guinea pigs finds a way to power small electronic devices using a voltage difference in the inner ear. Read more in “Your head’s battery.”
February 16 – 17 Kids can see science demonstrations, learn about cool science careers and talk to scientists at the annual Family Science Days at the American Association for the Advancement of Science meeting in Boston. Learn more at bit.ly/SFfamday2013
March 7 The Creatures of Light exhibit on bioluminescence comes to Chicago’s Field Museum. Find more information at bit.ly/...
DIG DITCHES WITH ATOMS — Digging earth by atomic explosions is proving successful, but if President Kennedy’s suspension of underground atomic testing on Jan. 26 is maintained, the method may not be used practically. Future excavation experiments are described for the first time by the Atomic Energy Commission in its annual report to Congress. The AEC says underground blasts can be used for...
Tackling women’s pro footballJennifer Carter’s research on women’s professional football is so hard-hitting that it left her bruised and nursing a torn hamstring. Carter, a graduate student in sociology at the University of Cincinnati, started observing the inner workings of a team in the Women’s Football Alliance from the sidelines during the 2011 season. Her goal: to figure out how women...
Letters to the Editor
Weighing factors in obesity In “Obesity research gets weightier” (SN: 12/29/12, p. 28) Nathan Seppa says that green space and a nearby grocery store reduce the incidence of obesity. I think I understand how the green space affects it (clean air, physical activity, et cetera), but I don’t understand how the grocery store does. Is there anything showing a connection?Ted Grinthal, Berkeley...