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Physics50 years on, nuclear fusion still hasn’t delivered clean energy
In 1968, scientists predicted that the world would soon use nuclear fusion as an energy source.
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AstronomyReaders ask about supernovas, dark energy and more
Readers had questions about a supernova that continuously erupts, the difference between dark energy and dark matter, and more.
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Science & SocietyIn play, kids and scientists take big mental leaps
Acting Editor in Chief Elizabeth Quill explores the science behind children's play and how kids like to mimic the same things adults do.
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Materials ScienceSkyrmions open a door to next-level data storage
Skyrmions are tiny magnetic swirls that are hard to undo and may be perfect for miniaturizing electronics.