Is it a green aurora with pink stripes, or a white aurora with green stripes? That, apparently, became the question on the International Space Station, at least for Expedition 73 flight engineer and ...

Red sprites hover between 40 and 55 miles high. Up there, the air is thin, so electric fields can spark gigantic filaments ...

Escape the desert stereotype! Jaipur and Udaipur transform into lush havens during the monsoon season. Jaipur's forts and gardens flourish, offering cooler explorations and vibrant festivals.

The Dark Energy Camera captured glowing nebulae in the Chamaeleon I star-forming region, illuminating the dense clouds with ...