How do waves break and what makes good surf? What are dangerous rip currents and how do you spot one? What would you do if you got caught in one? Australia’s best-known surf scientist, Rob ‘Dr Rip’ Brander, takes you on a fascinating and entertaining journey to uncover how our beaches form and behave, the science of waves and currents, how beaches respond to storms and climate change, as well as some of the hazards to watch out for, from tsunamis to the (unlikely) event you find yourself swimming with a shark. Whether you’re a surfer looking for the perfect wave or enjoying the beach with friends and family, this book is a must-read for all ocean lovers.