All of your dreams about time travel are about to be squashed.

September 23, 2016

In a new paper, a Stanford theoretical physicist shows that there may be a way to link general relativity and quantum mechanics.

August 18, 2016

Here, physics teacher Dan Burns shows us how we can visualize (and understand) the fabric of our cosmos in a way that is remarkably simplistic.

January 1, 2016

Just because there are four dimensions doesn't mean there's a "fourth dimension." It may sound confusing, but this is vitally important in relation to understanding how space and time work.

November 29, 2015