A telescope is an instrument that aids in the observation of remote objects by collecting electromagnetic radiation (such as visible light). The first known practical telescopes were invented in the Netherlands at the beginning of the 17th century, using glass lenses. They found use in terrestrial applications and astronomy.
The hunt is on for finding other planets we can live on; this is probably the next step for us as a species, and may just be crucial, considering how things are developing on Earth. But we haven’t had much luck with that so far. Now, scientists are using a method which is claimed [...]