Sir Isaac Newton once wrote, in what must be one of the most oft-quoted lines in the history of science, "If I have seen further it is by standing upon the shoulders of giants." Well, any of us ...

This telescope is super compact, measuring under seven inches long. It can slip into a bag or even a cup holder. It has a lens cap to keep it safe and a compass on top to make sure you don't get lost.

It is the northernmost gravitational lens known, which means there are a lot of ground-based telescopes that can conduct follow-up observations. Its peculiar nature could also be used to better ...