National Geographic, Volume 205, Issue 1

adverse events animals Arctic aspirin asthma AstraZeneca Basin Beagle Benettons body surface area Bronze Age Canada Basin CAPRIE chewable tablet Christensen clopidogrel cold crater Crittercam CURE doctor drug dust Earth esomeprazole estancias exploration gastric gastrointestinal glaciers global gold gullies HANLE VALLEY hemorrhage Himba human dose Hybrid Synergy Drive images incidence Lama Zotpa land landers liquid water look marine Mars Mars Express Mars's Martian Mattias Klum melt meters mg/kg/day MICHAEL MALIN Microsoft monastery monks Monte León NASA/JPL National Geographic Society nationalgeographic.com NEXIUM NicoDerm ocean omeprazole oral granules Orbiter pain Palestinians Patagonia patients receiving PLAVIX photographer placebo planet Platelet PLAVIX poles radon rats Rolf rovers Santa Cruz says SCIENCE scientists seasonal allergic rhinitis sheep SINGULAIR sky disk slope streaks studies surface area basis system disorders take SINGULAIR Terra Meridiani THEMIS therapy there's Tompkins Viking WEBSITE EXCLUSIVE