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NASA announces first SpaceX crewed flight for May 27

A SpaceX rocket will send two American astronauts to the International Space Station on May 27, NASA announced on Friday, the first crewed spaceflight from the US in nearly a decade.

Water heaters' methane leaks are high, but fixable

Natural gas escapes from water heating systems through leaks and because some is not combusted by the burner. These tiny inefficiencies can add up: The resulting emissions of methane—a powerful greenhouse gas—for water ...

Relying on 'local food' is a distant dream for most of the world

Globalisation has revolutionized food production and consumption in recent decades, and cultivation has become more efficient As a result, diets have diversified and food availability has increased in around the globe. However, ...

Impacts on asteroids produce regolith, erase small craters

Impact cratering both produces new regolith and causes seismic events that can degrade and erase small craters on the surface of asteroids, a paper by Planetary Science Institute Senior Scientist James Richardson says. 

Dust devils may roam hydrocarbon dunes on Saturn's moon Titan

Meteorological conditions on Saturn's large moon Titan, the strange, distant world that may be the most Earth-like in the solar system, appear conducive to the formation of dust devils, according to new research in AGU's ...