What to READ WATCH AND DO

READ Brief Answers To The Big Questions, by Stephen Hawking

A collection of theories from the influential physicist. A percentage of royalties go to the Motor Neurone Disease Association and the Stephen Hawking Foundation. £14.99, John Murray

WATCH Dispatches: Cannabis, Time To End The Ban?

As experts link regular use of the class B drug to psychosis, former Met Police chief Bernard Hogan-Howe, right, considers whether the UK should opt for legalisation. Tomorrow, 8pm, Channel 4

DO Manchester Science Festival

From exploring the benefits of music for wellbeing to seminars from Britain’s pioneering cancer surgeons, the free annual festival offers health-related events for all the family. For a list of venues, go to manchester sciencefestival.com.