Archive: 11/07/2012

Nanoparticles: Big potential or big threat?

Zinc oxide would be the perfect sunscreen ingredient if the resulting product didn't look quite so silly. Thick, white and pasty, it was once seen mostly on lifeguards, surfers and others who needed serious sun protection.

dateJul 11, 2012 in Bio & Medicine
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The worm that feels at home in space

(Phys.org) -- Astronauts return to Earth weakened and unsteady after weightlessness and radiation in space take their toll on the human body. New research now shows that the humble nematode worm adapts much better to spaceflight.

dateJul 11, 2012 in Space Exploration
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