At many locations around the world, the night sky shines hundreds of times brighter than it did before the introduction of artificial light. Berlin based researchers from the Leibniz-Institute of ...

Who among us, fail to notice the beautiful holiday decorations that are in full view at this time of the year? Streets, homes and stores are festooned in evergreens and arrayed in bright lights. As a ...

The bats use the way the sun's light is scattered in the atmosphere at sunset to calibrate their internal magnetic compass, which helps them to fly in the right direction, a new study has shown.

LAST month, we looked for the constellation of Cygnus, the swan. I like to think of our next target, the constellation of Aquila, the eagle, as a little sister to Cygnus: it is also named after a bird ...