An ancient Egyptian papyrus, known as the Cairo Calendar, could be the oldest historical record of a star's brightness, providing a new perspective on the development of the Algol triple star system over thousands of years.
8 hours ago in Archaeology & Fossils
Many people believe that throwing rice at weddings is harmful to wild birds. Supposedly, the rice expands in the birds' digestive systems and injures them.
Nov 08, 2018 in Ecology