Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...

President Donald Trump announced he is ordering the U.S. to resume nuclear testing, leaving experts wondering what this would entail and how it would be implemented.

The most prominent clouds here are RCW 94, which represents the right wing of the bat, and RCW 95, which forms the body, while the other parts of the bat have no official designation. Credit: ...

Assuming that the missile in "A House of Dynamite" carried a several-hundred-kiloton nuclear warhead and detonated directly above Chicago’s Loop, what would ensue in the seconds, minutes, days, and ...

Claims that “chemtrails” from government or private jets are poisoning citizens, sterilizing soil and blocking the sun spurred heated debate among Wyoming lawmakers and the public this week, ...

New maps reveal a vast store of hidden star-making material called "CO-dark molecular gas," found in the Cygnus X region.

The interstellar object 3I/ATLAS has astonished astronomers by turning distinctly blue and rapidly brightening as it neared ...

I/ATLAS is rich in carbon dioxide and challenging comet-theories. NASA's latest findings reveal why this interstellar visitor ...

On 21 October 2025 Russia conducted "the key test" of the Burevestnik nuclear-powered cruise missile (also referred to as SSC ...