08/04/2019

New biologically derived metal-organic framework mimics DNA

The field of materials science has become abuzz with "metal-organic frameworks" (MOFs), versatile compounds made up of metal ions connected to organic ligands, thus forming one-, two-, or three-dimensional structures. There ...

Video: Staying fit in space

Managing the health of astronauts orbiting Earth at 28 000 km/h is a challenge, but how will we equip astronauts to stay healthy and deal with any medical emergencies during missions to the Moon or Mars?

When the extreme becomes the norm for Arctic animals

Think of reindeer on Norway's Svalbard archipelago as the arctic equivalent of sloths. It's not a perfect analogy, except that like tropical sloths, Svalbard reindeer move as little as possible to conserve energy.

Toxic neighborhoods and social mobility

How much does growing up in a healthy and cohesive community, or lack thereof, contribute to later long-term economic and social success in adulthood? Quite a lot, it would seem. Two Harvard sociologists, Robert Manduca and ...

Nepal expedition to remeasure height of Everest: Officials

Nepal is sending a team of government-appointed climbers up Mount Everest to remeasure its height, officials said Monday, hoping to quash persistent speculation that the world's tallest mountain has shrunk.

Spacewalking astronauts tackle battery, cable work

Spacewalking astronauts completed battery and cable work outside the International Space Station on Monday despite communication trouble that sometimes made it hard for them to hear.

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