Sensors on asthma inhalers generate real-time maps of environmental dangers to help patients, physicians and disease detectives in Louisville, Kentucky. Street knowledge was also crucial in a historic medical breakthrough: John Snow's mapping of cholera fatalities in 19th century London. In West Oakland, California, citizens confront air pollution and rising asthma rates by collecting traffic data. Local ordinances are changed and everyone breathes...

"In Canary Station, Jonesy and a few children have successfully survived after being attacked by a mysterious ship with an invasive computer virus. They reclaim and repair what they can, while hoping for a rescue. One day, as Jonesy is salvaging, an accident unleashes strange powers within her; almost immediately, a malevolent group of armored adults descend upon the ship. They kidnap everyone except for Jonesy, who uses her newfound power to hide....

"The world's most destructive computer virus has been unleashed, and it's up to the Urban Outlaws--five tough kids dedicated to bringing justice to their city--to destroy it"--

When an ally betrays the Urban Outlaws and steals a dangerous computer virus, the kids have no choice but to team up with a shadowy figure known as "The Shepherd" to take down their foe, and as they explore the unfamiliar streets and secret passageways of New York City and Los Angeles, they once again risk everything to save themselves. . . and the world.

In twenty-first-century America, a teenaged computer hacker finds himself fighting a computer virus that battles virtual reality technology and a deadly drug that turns humans into zombies.

"In a world ravaged by a malicious, rapidly evolving computer virus known as Venjix, the last survivors of humanity huddle under the domed city of Corinth. Protecting the people of Corinth is the last force left on Earth to stand against this computerized menace--the Power Rangers RPM. Led the brilliant but elusive Dr. K, this elite squad of teenagers trained to operate sophisticated armored suits and state-of-the-art combat vehicles defend the people...