In a first, physicists have directly seen Hofstadter’s butterfly—a long-sought-after fractal in the quantum realm ...

And the best part? Eligible customers can sign up for a 30-day free trial and experience the incredible benefits Prime offers without paying a penny upfront. Prime aims to make your life more ...

Over the past 20 years the U.S. butterfly population has declined 22%, a dramatic loss that has scientists concerned. "The easy number to think about is the total number of butterflies in your yard.

Many users don’t know that YouTube has an entire section dedicated to free movies. Skeptics, have no fear. YouTube has notable movies that can be viewed with ads. Oscar winners, blockbusters ...