16/04/2021

Researchers develop microscopic theory of polymer gel

Russian scientists have proposed a theory of phase transformation in polymer gels. It explains the mechanisms of the dramatic reduction in volume of zwitterionic hydrogels when they are cooled. The results are published in ...

Bottom trawling harms the ocean—and the climate

The destructive effects of ocean-bottom trawling are easy enough to imagine from any basic description of the practice. Heavy nets 100 yards wide, equipped with weighted rollers and steel doors, are dragged across the seafloor ...

A new super-Earth detected orbiting a red dwarf star

In recent years there has been an exhaustive study of red dwarf stars to find exoplanets in orbit around them. These stars have effective surface temperatures between 2400 and 3700 K (over 2000 degrees cooler than the Sun), ...

Corporations agree to transparency on climate lobbying

Insurer American International Group Inc., railroad company CSX Inc. and electric companies Duke Energy Corp., FirstEnergy Corp. and Entergy Corp. have pledged to report publicly about their influence on climate policy and ...

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