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Whether it’s work or play, take off with Opinion’s essential travel kit. For books of place, we’ve Iain M. Banks on in-flight entertainment or Peter Matthiessen on Siberian tigers. Want to know what physicists from Pennsylvania to Munich read? We’ve five favourites. Then hit the trail in search of H-bombs and X-files. And if your luggage is overweight? Try ten uses for a dead book. Recover with a stroll along the beach-sand has never been so interesting (see Sidney Nagel’s experiment). Sea skies inspire you to catch up astronomy’s stars. Or just collapse with a dark tale from Simon Ings.…