Archive: 04/23/2008

Early parents didn't stand for weighty kids

Scientists investigating the reasons why early humans – the so-called hominins – began walking upright say it’s unlikely that the need to carry children was a factor, as has previously been suggested.

Apr 23, 2008 3.5 / 5 (8) 0

Insects use plant like a telephone

Dutch ecologist Roxina Soler and her colleagues have discovered that subterranean and aboveground herbivorous insects can communicate with each other by using plants as telephones. Subterranean insects issue chemical warning ...

Apr 23, 2008 4 / 5 (8) 0

Listening to the urinary stream

Benign prostate enlargement affects most of the elder men and often compresses the urethra resulting in voiding symptoms. Dutch researcher Tim Idzenga has found a way to measure the resistance of the urethra using sound: ...

Apr 23, 2008 3.3 / 5 (3) 0

Germany: Every fifth adolescent smokes

As many as 20% of adolescents from 11 to 17 years of age smoke. This was the result of the nationwide German Health Interview and Examination Survey for Children and Adolescents (KiGGS), performed by the Robert Koch Institute ...

Apr 23, 2008 5 / 5 (1) 0