Archive: 12/21/2007

Why Are Pygmies Short?

The question is controversial. Traditional explanations attribute pygmies' small stature to minimizing caloric requirements and walking in dense forests. However, a new study by researchers at the University ...

Dec 21, 2007 4.3 / 5 (70) 11 feature

Surgery without stitches

A thin polymer bio-film that seals surgical wounds could make sutures a relic of medical history. Measuring just 50 microns thick, the film is placed on a surgical wound and exposed to an infrared laser, which heats the film ...

Dec 21, 2007 4.7 / 5 (12) 1

A helping hand from the grandparents

A team of scientists led by the University of East Anglia has discovered the existence of ‘grandparent’ helpers in the Seychelles warbler – the first time this behaviour, which rarely occurs except in humans, has been ...

Dec 21, 2007 4.7 / 5 (7) 0