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Dazzling cosmic jet reveals time-stamped history of star birth

An international team of astronomers has uncovered the most unmistakable evidence yet that the powerful jets launched by newborn stars reliably record a star’s most violent growth episodes, confirming a long-standing model of how these jets propagate through...

A subtle return of La Niña

A weak La Niña emerged in the equatorial Pacific in late 2025, and scientists are watching how it may help shape weather and climate in the months ahead. Go to Source