News
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ChemistryBusy Beads: Magnetic dust takes droplets for a ride
With a bit of dust and a magnet, chemists can shuttle drops around on a surface, an advance that could lead to chemistry labs on a chip.
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Profiles in Melancholy, Resilience: Abused kids react to genetics, adult support
Abused and neglected children who possess two copies of a gene that affects brain chemistry develop depression at an elevated rate only if they also lack support from at least one adult.
By Bruce Bower -
PaleontologyPlenty of dinosaurs yet to be found
Despite a dramatic surge in dinosaur discoveries in recent years, paleontologists won't soon run out of interesting new fossils to unearth, a new analysis suggests.