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Sex and gender in science: Why they matter

First published in November 1869, the prestigious British scientific journal Nature is celebrating its 150th anniversary this year with a special issue called "150 Years of Nature." In it, scientists from around the world ...

Keeping cool with quantum wells

University of Tokyo researchers have announced a new approach for electrical cooling without the need for moving parts. By applying a bias voltage to quantum wells made of the semiconductor aluminum gallium arsenide, electrons ...

Tasty deals: Apps help find unsold food and reduce waste

After a long day at work, Annekathrin Fiesinger is too tired to consider making dinner at home. So the 34-year-old uses her smart phone to check nearby restaurants, hotels or bakeries in Berlin for food being sold for a discount ...

Five things to know about NASA's Deep Space Atomic Clock

NASA is sending a new technology to space on June 22 that will change the way we navigate our spacecraft—even how we send astronauts to Mars and beyond. Built by NASA's Jet Propulsion Laboratory in Pasadena, California, ...

Biosensor 'bandage' collects and analyzes sweat

Like other biofluids, sweat contains a wealth of information about what's going on inside the body. However, collecting the fluid for analysis, usually by dripping or absorbing it from the skin's surface, can be time-consuming ...

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