Lee Odonnell

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Reader Recs: World’s Best Hiking Trails

Eager to spend some time in the great outdoors?<p>We asked our Nat Geo Travel Facebook fans to share their favorite trails, and their responses will have you lacing up your hiking boots before you know it.<p>Don’t believe us? Read on:<p>We kick things off in Badlands National Park with a kid-friendly …

Polarmond sleep system rolls three camping essentials into a warm personal cocoon

The primary component of the All-In-One sleep system is what Polarmond calls the sleep shell. This unit blends the features and functions of a …

NASA tests super-engine that will one day take us to Mars (PHOTO, VIDEO)

NASA has just tested its next-generation, RS-25 super-engine that promises to take humans to Mars. Designed for the agency’s 70-ton Space Launch …