Kathy Bates plays Amy's mom on "The Big Bang Theory," but she wasn't the first actor to portray the character. Here's why the ...

This glacial valley in Tibet tells the story of time, pressure, and frozen beauty.

Atheists want religious people to answer 16 important questions. Here are brief answers to all of their questions.

New JWST observations show that supermassive black holes formed rapidly from direct gas collapse, creating massive “seeds” that explain how billion-solar-mass giants emerged just a few hundred million ...

Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...