What does it mean to be to space-time? The seemingly simple question gets to the essence of twentieth-century physics and has driven a hundred-year debate between philosophy and science. In Einstein’s ...
To most of us, time feels as solid as the phone alarm that drags us out of bed or the calendar that fills up faster than we ...
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Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...
The original version of this story appeared in Quanta Magazine. At the beginning of time and the center of every black hole lies a point of infinite density called a singularity. To explore these ...
Capricorn Mansion. Photo by Ame Beard. In 2009, Stephen Hawking threw a party for the ages, inviting time travelers from all around to congregate at his house to enjoy “champagne and nibbles.” On his ...