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INDEPENDENT JOURNALISM SINCE 1921
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NASA’s DART spacecraft changed an asteroid’s orbit around the sun
A 2022 NASA mission changed the orbit of the asteroid Dimorphos around its companion. New data shows their joint orbit around the sun also changed.
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The remarkable brains of ‘SuperAgers’ hold clues about how we age
A new study reports signs that nerve cells in the brain keep dividing over the decades. It’s not so simple.
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Robots with fingernails can grasp thin edges
A robotic hand with fingernail-like tips lets robots peel fruit, open lids and pick up thin, flat objects with more precise, human-like dexterity.