Scientists are concerned about invaders to Mars in the form of micro-organisms from Earth.
Experts have warned that keystone Antarctic species, the shrimp-like krill and other countless micro-organisms, are on the brink of extinction because of the environmental changes.
An analysis of rock samples collected by the Curiosity rover indicates that Mars could have supported living microbes, the American space agency NASA has said.
An individual`s mere presence in a room stirs up 37 million bugs every hour.
The `Dead Sea` is not quite dead yet, as freshwater springs are still feeding the drying water body.
Day in Pics: 4th May
Showbiz World - May 4, 2015
62nd National Film Awards