Daniel StrainCU Boulder As with everything in physics, the answer may melt your brain—just a little. It also hinges on how ...

Think you need a huge map to explore tiny countries? Discover 11 of the smallest countries in the world that prove great ...

The world is unintuitive when we get to very short distance scales.” Let’s start with mass. Neil explained that the universe, at least as we know it, is made up of elementary particles like electrons ...