News
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PsychologyHuge ‘word gap’ holding back low-income children may not exist after all
The claim that poor children hear fewer words than kids from higher-income families faces a challenge.
By Bruce Bower -
ClimateAs temperatures rise, so do insects’ appetites for corn, rice and wheat
Hotter, hungrier pests likely to do 10 percent to 25 percent more damage to grains for each warmer degree.
By Susan Milius -
PhysicsThe strength of gravity has been measured to new precision
Researchers have measured Newton’s gravitational constant, known as Big G, with the greatest precision yet.
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Particle PhysicsElectrons surf protons’ waves in a new kind of particle accelerator
For the first time, scientists accelerated electrons using plasma waves from proton beams.