Firms withheld pesticide toxicity data from EU: study

Several major agrochemical companies did not disclose to European Union authorities studies assessing the toxic effects of pesticide ingredients on brain development, research said on Thursday.

Tiny plastic particles in the environment

Wherever scientists look, they can spot them: whether in remote mountain lakes, in Arctic sea ice, in the deep-ocean floor or in air samples, even in edible fish—thousands upon thousands of microscopic plastic particles ...

New-found molecular signature keeps key genes ready for action

During development, scores of molecular signals prod cells to take on specialized identities and functions. In response to some of these signals, the cellular machinery awakens specific genes called 'immediate early genes' ...

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