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科学与环境

The early universe wasn’t nearly as pristine as scientists thought

JWST has revealed that galaxies were spreading carbon, oxygen, and other heavy elements through space just 500 million years after the Big Bang. The surprising discovery suggests the young universe became chemically enriched much earlier than expected, potentially erasing traces

All Top News -- ScienceDaily ·

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科学与环境

Children at risk for depression get “stuck” on sad faces

Depression may change which emotional faces children notice most, but the pattern appears to depend on family history. Children at higher familial risk became increasingly focused on sad faces, while lower-risk children with rising symptoms paid less attention to happy ones.

All Top News -- ScienceDaily ·