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In This Issue
Enter the danger zone, and hear from scientists who work at science's extremes. They do what it takes to get the answers – even if it means facing a spitting volcano, withstanding the crushing pressure of the ocean, or risking the venomous bite of a brown recluse spider.

8. Adding Culture to Math
If you play Runescape, hang out at Club Penguin, or just love playing games, math just got easier.

10. Running on Thin Air
Forget carbon-spewing cars. One day, saying “fill ’er up” could mean a whole bunch of fresh air.

12. Life in a Vault
Svalbard, land of polar bears and other Arctic animals, is now home to tinier, more fragile life forms — seeds. Millions of them.

13. Into the Danger Zone
From exploring other worlds to peering into the depths of this one, sometimes scientists head into the danger zone to get the information they need.

22. Sacrificing for Science
Meet four cautious daredevils — scientists who played the part of the guinea pigs in an experiment, so you wouldn’t have to!

24. Kids, Try This At Home
Pilots can thank human guinea pig Joe Kittinger for his series of death-defying jumps to prove parachutes work. Make your own (toy) parachute.

Departments
4. Science and Technology Watch
• Space pollution, jet packs that really work, and more!

26. Eye on the Sky
• King of the Summer Sky

27. Emily the Chemical Kid
• Sunscreen

28. Science Photo of the Month
• Lightning on Chile's Chaiten volcano

29 .
Hot or Not

30.
Comic Captions & Brain Bumpers


On The Cover
Lava, ash, and a stylish heat suit make for one exciting day in the life of this volcanologist. Starting on page 13, read about other scientists who step into the danger zone in the pursuit of knowledge.

(Photo by Jeremy Bishop/Science Photo Library)

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