Google's Android operating system is by far the most-used mobile OS in the world, with a firm hold on more than 80 percent of the market. It is no wonder, then, with such an open system that the app selection...
Some parts of Atacama have not received rainfall for 500 years - but a sudden deluge of water upset the Desert's delicate biological balance
Spitzer Space Telescope could not spot Oumuamua, suggesting that it is actually pretty small
Greenland crater one of the 25 largest impact craters on Earth
This long-sought progenitor star was identified in an image captured by Hubble in 2007