National Geographic : 2012 Nov
A Cup Full of Sun A three-mile-wide cup in space might be the best way to collect solar energy. Miraculous Moringa Tree It resists drought, grows like a weed, has leaves packed with vitamins. Little Horse, Big Bite The four-foot-tall konik is better than a chain saw at cutting back brush. Leech Census Trying to track an elusive species? Check the DNA in a leech's blood meal. California Cleaning Find out what it took to green up the Golden State's largest ports. Brain Freeze Scientists feed ice water to subjects to see why cold can make your head hurt. Editor's Note Letters VISIONS NG Connect The Moment Flashback On the Cover Map by Jeremy Collins. Cheetah photo by Ken Geiger, NGM Staff Your Shot DIGITAL EDITIONS NEXT Contributions to the National Geographic Society are tax deductible under Section 501(c)(3) of the U.S. tax code. Copyright © 2012 National Geographic Society All rights reserved. National Geographic and Yellow Border: Registered Trademarks ® Marcas Registradas. National Geographic assumes no responsibility for unsolicited materials. Printed in U.S.A. Subscriptions For subscriptions, gift memberships, or changes of address, contact Customer Service at ngmservice.com or call 1-800-NGS-LINE (647-5463). Outside the U.S. and Canada please call +1-813-979-6845. Please recycle. PRINTED ON 100% PEFC CERTIFIED PAPER November Emperor Penguins Video + Interactive Graphic Learn how their feathers speed them along. Sand Dunes Video Join the photographer as he flies over the desert. Cheetahs Video See the planet's fastest runner in slow motion. National Geographic is available on the iPad and Kindle Fire and, as of November 1, on the iPhone.