One day in the future perhaps not 10 years from now we will be able to look up into the night sky at particular stars and know that they have Earth like planets orbiting them. SETI is going to scan the stars with exoplanets for intelligent life in 2011 and you never know do you? [...]

The Sun is quite a useful piece of the solar system. Without it, let’s face it, we wouldn’t be here, so when it starts doing odd things it is a cause for concern. sunspots appear normally and are a regular feature of the Sun. So how do sunspots affect the Earth? Should we really worry [...]