Why does a mirror swap your left and right, but not your top and bottom? The late, great Dick Feynman explains why it’s obvious, really:
But, he also ends with another teaser: what keeps a train on the track?
Nature Matters
Why does a mirror swap your left and right, but not your top and bottom? The late, great Dick Feynman explains why it’s obvious, really:
But, he also ends with another teaser: what keeps a train on the track?