A thousand feet beneath the desert, the United States conducts experiments to verify that its weapons work. But some fear a ...

Chemistry Education Research and Practice (CERP) is the journal for teachers, researchers and other practitioners at all levels of chemistry education. It is published free of charge electronically ...

has welcomed NASA astronauts who are so enthusiastic about astrophotography aboard the orbital laboratory. This photograph was taken from the ISS as the station orbited some 259 miles (416 km ...

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