China placed a multirole satellite in space on Tuesday afternoon, according to China Aerospace Science and Technology Corp.

Two brothers, both mechanical engineers — one of them in Seattle — are climbing many of the world’s tall peaks to prove they ...

Across hundreds of miles of Alaska’s North Slope, long-frozen ground is thawing. As it does, naturally occurring metals ...

China has placed a new meteorological satellite into orbit that is designed to sharpen early warnings for extreme weather and ...