By Connie Willis
Winner of the Nebula Award
Traveling again in time, from Oxford circa 2060 into the thick of global warfare II, used to be a regimen expedition for 3 British historians wanting to research firsthand the heroism and horrors of the Dunkirk evacuation and the London Blitz. yet getting marooned in war-torn 1940 England has became Michael Davies, Merope Ward, and Polly Churchill from temporal travelers into besieged voters suffering to outlive Hitler’s devastating onslaught. And now there’s extra to fret approximately than simply getting again domestic: The impossibility of changing earlier occasions has constantly been a middle trust of time-travel theory—but it can be tragically fallacious. whilst discrepancies within the ancient list start cropping up, it means that one or all the destiny viewers have in some way replaced the past—and, eventually, the end result of the struggle. in the meantime, in 2060 Oxford, the stranded historians’ manager, Mr. Dunworthy, frantically confronts the probably most unlikely job of rescuing his students—three lacking needles within the haystack of background. The exciting time-tripping event that all started with Blackout now hurtles to its beautiful answer in All Clear.