Life May Exist on Pluto, but Still Not a Planet

…Nasa's New Horizons probe flew close to Pluto last year, revealing clues the dwarf planet might once have had a liquid ocean sloshing around under its icy crust.

The ocean, which may have hosted alien life, was thought to have frozen over millions of years ago.

But new analysis shows the ocean beneath the surface is still liquid now - raising hopes that signs of life could yet be discovered on the dwarf planet.…