Chemicals from our phone and TV screens are accumulating in the brains of endangered dolphins and porpoises. New research shows these "liquid crystal monomers" from e-waste can cross the blood-brain barrier and may disrupt DNA repair, highlighting the growing impact of electronics on marine life.
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Critics have raised the spectre of "circular financing" deals in which investments by Nvidia in other companies may be clouding perceptions about how robust AI demand really is.