general relativity

Albert Einstein and his theory of general relativity continue to amaze us to this day.

Measuring quantum gravity has proven extremely challenging, stymying some of the greatest minds in physics for generations.

What happens up there directly affects life down here. From star-gazing to quantum mechanics, astronomy is one of humanity’s great thruster engines of innovation.

Time is this wild fourth dimension in nature, says Bill Nye. We depend on its neat measurements for survival – but subjectively it continues to elude us.