Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go ...

Science Physics When two stars orbit each other, gravity gets weird Newton and Einstein's explanations for gravity might not fully explain some cosmic phenomena. Briley Lewis Aug 15, 2023 12:00 PM EDT ...

Even teeny objects obey the law of gravity. A gold ball just 2 millimeters wide, with a mass of about 90 milligrams, is now the smallest object to have its gravitational pull measured.

An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why the two sides of the moon - the one perpetually facing Earth and the ...