When Isaac Newton wrote down his now-famed laws of motion in 1687, he could have only hoped we'd be discussing them all these centuries later. Writing in Latin, Newton outlined three universal ...

Scientific “laws” change as discoveries evolve, and while some rules like momentum seem unbreakable, others have been overturned.

Could our universe be expanding then shrinking back into a tiny point, reliving a kind of big bang over and over again? Probably not, according to a mathematical analysis that argues that the laws of ...

Most physicists operate under the assumption that there is a world out there that is entirely independent of us, an objective reality in which more-or-less well-defined things behave according to ...