High in the Andes Mountains of northern Chile, something extraordinary is happening. Perched on the peak of Cerro Pachón at ...

The most powerful telescope in history. The James Webb Space Telescope's "jewel-filled" photos are stunning. When would Trump ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

The ALMA radio telescope array in the Atacama Desert temporarily halted operations after a rare snowfall blanketed the base ...