Tremendously destructive cataclysms have visited the Earth in the past and may do so again in future, sooner or later. Read about the most plausible annihilation scenarios in this article

How the brain processes the image captured on the retina of the eye, remained a mystery till recent decades but artful superimposition of photographs has helped to unravel the mystery

The bitter winter of the South Pole is indeed a testing time for the emperor penguins. That they have to face the harsh cold climate is one part of it, they also have to ensure the safety of their eggs in the unfavourable climate

Fictionally associated with Count Dracula, these bats are highly specialised for their way of life. At the dead of night, they fly to villages, drawing blood from domesticated livestock such as cattle and horses—and occasionally humans!