Archive: 01/13/2014

Primates: Now with only half the calories

New research shows that humans and other primates burn 50% fewer calories each day than other mammals. The study, published January 13 in the Proceedings of the National Academy of Sciences, suggests that t ...

Jan 13, 2014
4.8 / 5 (8) 3 | with audio podcast

Microbes buy low and sell high

The idea that people make calculated decisions that allow them to obtain the most goods with the smallest amount of effort—a complex hypothesis called 'economic man' for short—often has been challenged. ...

Jan 13, 2014
4.2 / 5 (12) 0 | with audio podcast

Weighing nanoparticles at the attogram scale

MIT engineers have devised a way to measure the mass of particles with a resolution better than an attogram—one millionth of a trillionth of a gram. Weighing these tiny particles, including both synthetic ...

Jan 13, 2014
4.7 / 5 (14) 1 | with audio podcast