Discover the hard science that will help you cycle faster, endure for longer, and reach your peak of fitnessWhat causes an energy “bonk”? How do you avoid “cracking” on a climb? How does training differ for a mountain bike race compared to a road race? Is the peloton a superorganism?Learn how to analyze key factors such as pedal stroke, fueling strategies, bike positioning, threshold power, and race tactics. Follow training plans tailored to different abili...

A distress signal calls the Eleventh Doctor and the TARDIS to the Black Horizon, a spaceship under attack from the Empire of Eternal Victory. But the robotic scavengers are the least of the Doctor's worries. Something terrifying is waiting to trap him in space . . .

Exciting action-packed original fiction for younger Doctor Who fans, each containing two fast-paced, fun-filled adventures.A distress signal calls the TARDIS to the Black Horizon, a spaceship that is being attacked by scavengers. But the scavengers aren't the only thing the Doctor needs to worry about, there's something out there creating a Web in Space!In Terminal of Despair, the TARDIS crew find themselves trapped in a quarantine...