News
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ClimateHumans found guilty in climate change
International panel’s confidence increases that society is responsible for global warming.
By Beth Mole -
Planetary ScienceCuriosity gets the dirt on Mars
The NASA rover completes an analysis of the first soil collected from Gale Crater.
By Beth Mole -
NeuroscienceAn on-off switch for eating
By triggering or silencing certain brain cells, scientists can get mice to feed or stop feeding regardless of hunger.
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LifeNewfound biological clocks set by the moon
Two unrelated marine organisms have rhythms dictated by tides, lunar cycle.
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PlantsHard-shelled seaweed survives by its loose knees
Stringy joints between calcified algae’s segments don’t break easily under repeated stresses.