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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"But then they look back when they're older and go 'I missed that part of their lives', and that's awful. We don't want to be like that."

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According to Reddit, that human element it key.

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你的教育不仅在写作本身，也在阅读那些前人留下的作品。学会深度而高效地阅读。