A magnifying glass contains a lens that’s made into a convex shape in order to better see small objects. Magnifying glasses have plenty of uses, from making it easier to read a book to examining ...

(Nanowerk News) Astronomers using Caltech's Owens Valley Radio Observatory (OVRO) have found evidence for a bizarre lensing system in space, in which a large assemblage of stars is magnifying a much ...

Researchers are studying gravitational lenses to find out what dark matter is made of. Here’s a neat physics experiment you can do at home. Hold an empty wineglass by the bowl so you can look through ...