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Health & Medicine50 years ago, a pessimistic view for heart transplants
Surgeon Christiaan Barnard performed the first successful human-to-human heart transplant in 1967. In 1968, he predicted that patients would survive five years at best. Fortunately, he was wrong.
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AstronomyReaders’ interest piqued by Parker Solar Probe, general relativity and more
Readers had questions about NASA's Parker Solar Probe, Einstein's general relativity theory and underwater cables used as earthquake sensors.
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AstronomyTo boldly go where no robot explorer has gone before
Editor in Chief Nancy Shute discusses the importance of robotic space missions for scientific research.
By Nancy Shute -
GeneticsGerman skeletons hint that medieval warrior groups recruited from afar
Graveyard finds may come from an ancient European warrior household with political pull.
By Bruce Bower -
Planetary ScienceJupiter’s magnetic field is surprisingly weird
New results from NASA’s Juno spacecraft reveal different magnetic behavior in the planet’s northern and southern hemispheres.
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Quantum PhysicsRubidium atoms mimic the Eiffel Tower, a Möbius strip and other 3-D shapes
Scientists have arranged atoms of the element rubidium into complex three-dimensional structures.
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Health & MedicineTeens born from assisted pregnancies may have higher blood pressure
Kids born from reproductive technologies such as in vitro fertilization are susceptible to high blood pressure as adolescents, a small study finds.
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Astronomy‘Accessory to War’ probes the uneasy alliance between space science and the military
Neil deGrasse Tyson and Avis Lang’s ‘Accessory to War’ grapples with the millennia-old partnership between space science and warfare.
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PsychologyHuge ‘word gap’ holding back low-income children may not exist after all
The claim that poor children hear fewer words than kids from higher-income families faces a challenge.
By Bruce Bower -
AstronomyNew images reveal how an ancient monster galaxy fueled furious star formation
Scientists were able to see the abundance of star-forming gas and dust in a giant galaxy from when the universe was less than 2 billion years old.
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Materials ScienceA new material harnesses light to deice surfaces
A new sun-powered material could someday melt the ice off airplane wings, wind turbines and rooftops.
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Planetary ScienceThe massive Mars dust storm is waning. Now, will Opportunity wake?
With a global dust storm on Mars finally passing, NASA hopes that its Opportunity rover will soon phone home.