KNOCK Mother bees have to do their own hunting for pollen and nectar in the Ceratina nigrolabiata species, but a male bee (shown) eager to mate with her will watch her young while she’s gone.
BLASTS FROM THE PAST Swift, powerful bursts of charged particles emitted by the sun can be strong enough to breach Earth’s magnetosphere (blue bubble in illustration). To see how common such emissions have been in Earth’s past, scientists look for telltale data in tree rings and ice cores.
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Physics obeys the same rules no matter what direction you’re facing, a new experiment confirms.
Prominent scientists are using the word “moratorium” to make it clear that experiments to create babies with altered genes are wrong, for now.
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By winding up its web like a slingshot, the slingshot spider achieves an acceleration rate far faster than a cheetah’s.
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