NASA spacecraft detects impact glass on surface of Mars

A National Aeronautics and Space Administration spacecraft has detected deposits of glass on Mars which were formed by asteroid impacts and may hold signs of ancient life on the red planet. Formed......

The 400 richest Americans

One billion dollars is no longer enough. The price of admission to this, the 25th anniversary edition of the Forbes 400, is $1.3 billion (53.1 billion rupees), up $300 million (RS 12.3 billion)......