IMAGINE looking up at the sky and seeing protons the size of planets. You’d be mighty impressed at such a sight, if you weren’t pinned to the ground because you weighed as much as a blue whale. We all know the universe isn’t like this – but we don’t know why. Nothing in the known laws of physics says that the universe can’t be built in either of these ways.
Now, new theoretical evidence from the death throes of a black hole could explain why all the elementary particles detected so far have such a low mass. Solving this conundrum in…
