Most valuable objects don’t look valuable at all. They sit in drawers, closets, basements, and attics because they were once ...

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...

Interstellar object 3I/ATLAS continues to display a Sun-facing anti-tail, confirmed by Hubble, Gemini and XMM-Newton ...

“The best estimates suggest Rubin should detect between 5 and 50 ISOs over its 10 year survey, stemming from the ...

For over two months, astronomers have been closely following an interstellar object — dubbed 3I/ATLAS — as it screams through the solar system at a breakneck speed. The unusual visitor was only the ...

In geometry, there are surfaces that do without an inside or outside—and some need at least four dimensions to exist ...

It’s possible to defy gravity using sound waves, magnets or electricity, but today’s methods can’t hoist heavy items high in ...

Two unidentified objects have been shot down over North America in the past two days in the aftermath of the Chinese surveillance balloon that was taken down over the Atlantic Ocean after crossing the ...

Humans can detect buried objects without touching them, sensing faint pressure ripples in sand. Scientists are calling this ...

An unidentified object was shot down 10 miles off the frozen coast of Alaska on Friday afternoon, US officials announced, but details about the object are scarce. US military pilots sent up to examine ...

A mysterious object will fly past the Earth tomorrow and scientists still aren't quite sure what it is. The object, dubbed 2020 SO by astronomers, will come within "just" 31,605 miles of our planet at ...