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Journal websites are now highlighting their articles’ likes, shares, and tweets, but information scientists still aren’t sure what the numbers really mean.
The National Synchrotron Light Source II will produce intense beams to reveal details of complex materials.
As it is doing in so many areas of science, China is racing onto the world stage of underground astroparticle physics.
Because deep water in the Southern Ocean is cold, centuries old, and rich in nutrients, its circulation exerts an outsized influence on Earth’s heat balance, the carbon cycle, and much of ocean biology.
Particles undergoing Brownian motion move with constant velocity between Brownian kicks. Albert Einstein predicted the velocity distribution, but he wrongly thought his result would never be experimentally confirmed.