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Planetary ScienceMartian dust storm
In late October, a day after Mars and Earth were at their closest approach until 2018, the Hubble Space Telescope captured an image of a large dust storm on the Red Planet.
By Ron Cowen -
Health & MedicineNew malaria vaccine is off to promising start
An experimental malaria vaccine has been shown to induce a strong immune response in people.
By Nathan Seppa -
TechSweets spur biodiesel reaction
A Japanese research team has made an environmentally friendly biodiesel catalyst from charred sugars.
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Urban fish show perturbed spawning cycle
Sediment-dwelling fish off Seattle's waterfront exhibit spawning abnormalities that may compromise their ability to reproduce successfully.