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GPS Technology Drives Global Treasure Hunt
with my five-year-old and nine-year-old as a family," said geocacher Rich Ness, assistant manager of Bloomington, Minnesota's REI outdoor-gear store (GPS coordinates: latitude 44° 51.6' N, longitude 93° 17.3' W). "I haven't come across a kid yet who didn't think it's the gre...
The Female Robinson Crusoe: Who Was Ada Blackjack?
not thrive on extreme outdoor situations and adventures. I do not enjoy the cold nor do I particularly enjoy "roughing it." I like my conveniences, my creature comforts, and I am much more likely to subscribe to In Style magazine than to the REI catalogue. Perhaps that is why, whene...
Fran�ois Edouard Anatole Lucas
also devised methods of testing primality, essentially those used today. In 1876 he used his methods to prove that the Mersenne number 2127 - 1 is prime. This remains the largest prime number discovered without the aid of a computer. The Lucas test for primes was refined by Lehmer in 1930. It work...
Unraveling a Mystery
felt." Hadenfeldt concluded that the natural-fiber rope probably wouldn't be strong enough to hold a climber's fall. "But I'd feel plenty safe hanging on it." The Anasazi-style ropes then went to the product-testing lab of outdoor-gear retailer REI in Kent, Washington, wher...
Santa Discovers America
target Samsung Galaxy S3 I9300 Unlocked Cell Phone - White : Target
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