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Keeping Indoor Humidity Levels At A “Sweet Spot” May Reduce Spread Of Covid-19

A new study links very dry and very humid indoor environments with worse Covid-19 outcomes.

With New Heat Treatment, 3D-Printed Metals Can Withstand Extreme Conditions

A technique that transforms the metals’ microscopic structure may enable energy-efficient 3D printing of blades for gas turbines or jet engines.

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Ocean Microbes Get Their Diet Through A Surprising Mix Of Sources, Study Finds

Up to one-third of the carbon consumed by Prochlorococcus may come from sources other than photosynthesis.

MIT scientists map out ocean's oxygen-deficient zones

Life is teeming nearly everywhere in the oceans, except in certain pockets where oxygen naturally plummets and waters become unlivable for most aerobic organisms.

Super-bright stellar explosion is likely a dying star giving birth to a black hole or neutron star

The discovery, based on an unusual event dubbed “the Cow,” may offer astronomers a new way to spot infant compact objects.

MIT engineers design prosthetic hand that gives tactile feedback

Prosthetic enables a wide range of daily activities, such as zipping a suitcase, shaking hands, and petting a cat.