The Essential Book of Dark Matter - Master the Mysteries of Dark Matter in 12 Short Chapters

Making up as much as 27% of the universe yet almost impossible to detect, dark matter is explained in simple, accessible language by NASA astronomer and educator Sten Odenwald. Twelve easy-to-understand chapters cover topics such as gravitational lensing and general relativity, in a full-colour, gold-embossed pocket hardback.