At least 37 people are dead after dozens of tornadoes, high winds and dust storms pushed across the United States over the ...

Coal ash in the U.S. holds substantial rare earth elements, potentially reducing dependence on imports, with ongoing research and pilot projects working to make extraction economically viable. Coal ...

The U.S. military's classified mini space shuttle has returned to Earth after circling the world for 434 days.

The United States Space Force’s secretive X-37B space plane touched down to earth on Friday after spending 434 days in orbit ...

NASA and SpaceX made another attempt on Friday to send a crew up to the International Space Station (ISS) and begin the ...