Science, Religion, and the Big Bang

Physicists used to think that the universe had existed forever, unchangingly, because that’s what their observations of the night sky suggested. Needless to say, this view clashed with the “origin” or “creation” stories of most major religions, which hold that the universe had a beginning. So it’s not surprising that it was a Catholic priest,…

How to break the speed of light

How to break the speed of light

You may have heard that Einstein’s theory of special relativity imposes a cosmic speed limit: nothing can travel faster than the speed of light. Well, that’s wrong. All that Einstein said was that light moves at the same speed in every reference frame – and while this implies that nothing with real mass can move…