On Jan. 3, the cosmos will deliver a double feature you won’t want to miss, lighting up the winter sky with a glowing super ...

As the Arizona Trail winds past the proposed Oak Flat copper mine, the search for climate solutions takes on new meaning.

Far below the waves of the Pacific Ocean, cameras on a research vessel recently swept across something that looked impossible ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Most of the planets we’ve identified are in orbit around stars and formed from the disks of gas and dust that surrounded the ...