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In the beginning, mass constrained spaceflight. We live at the bottom of a gravity well, and the rocket equation punishes every kilogram we try to lift out of it. Mass […] The post Cheaper launch has moved the spacecraft bottleneck. Mass is out, surface area is in. appeared first on SpaceNews .
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A tiny superconducting engine has successfully converted heat near absolute zero into useful work, demonstrating the first cyclic quantum heat engine of its kind.
Scientists can't prepare for future viral threats if they don't know what's already in the environment. That's the idea behind an international research project involving the University of Hawaiʻi at…
Long before dark sunspots appear on the sun's surface, a new active region—where powerful solar eruptions can originate—begins showing subtle signs of its formation.
When humans learn new rules, our brains use the exact same evidence-gathering process to make decisions as they do when processing basic physical sensations.
Recommendations in the report include restoring large woody debris and investigating spawning habitats to understand egg survival
