You just bought Nexus 4 and you don't know anything about Android operating system, so I will guide you through literally first steps on this great phone.
On Friday, a solar plasma the size of a couple of Earths was unleashed from the Sun and the amazing display was captured by one of the NASA's sun observing spacecrafts.
Today, 40 years ago first public call with a cellphone was made. The cellphone weighed 2,5 pounds (1,1kg) and when it hit the market it would cost you little short of $4,000.
