News
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TechNanotechnologists get a squirt gun, almost
A novel computer simulation of molecular behavior suggests that a minuscule squirt gun able to spit liquids a few hundred nanometers ought to work.
By Peter Weiss -
Skin cells reveal they have hairy origins
The outer layers of the skin may spring from cells in hair follicles.
By John Travis -
Study explores abortion’s mental aftermath
A majority of women report no increase in psychological problems after having an abortion, although nearly one in five express dissatisfaction and regret 2 years later about their decision.
By Bruce Bower -
AstronomyYoung pulsar has a split personality
A new pulsar, the youngest discovered to date, unexpectedly exhibits properties of both regular pulsars and a recently explored class of supermagnetic pulsars, the magnetars.