SpaceDon't miss: Darwinian premiere, what's really real and sun scienceLondon's Natural History museum gets a new theatre, The Skeptics’ Guide to the Universe gets a book and the biggest exhibition about our starCulture
SpaceThe sun shrinks and grows again by 2 kilometres every 11 years The sun’s size changes throughout its 11-year cycle of magnetic activity, and measuring that growth may help us figure out what’s going on inside News