Research + News

SELF-SABOTAGE PEAKS AT OUR FAVORITE TIME OF DAY

A study by PBS professor Ed Hirt, graduate student Julie Eyink and others in Hirt’s lab shows that people are more likely to undermine their performance at stressful tasks when they’re operating at “peak capacity,” when according to their circadian rhythm, they’re at their peak time of day.

TOOL OR WEAPON?

Research throws new light on ancient artifacts

Professor Geoffrey Bingham and a team of former students and archeologists have thrown new light on a longstanding paleolithic puzzle: the purpose of the large number of spherical stone artifacts at a major archaeological site in South Africa, dating from 1.8 million to 70,000 years ago.