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Opinion, arguments & analyses from guest experts and from the editors of Scientific American

Space tourism to International Space Station set to resume in 2013

Space Adventures, the private firm that sent seven paying clients on trips to the International Space Station (ISS) between 2001 and 2009, will have three more seats available for tourists to fly to the outpost starting in 2013, the company announced in a January 12 press release...

January 12, 2011 — John Matson

Verizon gets its iPhone, but 4G will have to wait

Verizon Wireless confirmed Tuesday one of the worst-kept secrets in the tech industry–as of February 10, the company is adding Apple's iPhone 4 to the lineup of smart phones supported by the Verizon network...

January 11, 2011 — Larry Greenemeier

Verizon CEO: Stay online, we'll just build a faster network

LAS VEGAS—It's easy to poke fun at people so absorbed in their smart phones, tablets and other mobile technology that they're oblivious to anything outside the virtual world (stop signs, theater etiquette, live sporting events, children etc.)...

January 6, 2011 — Larry Greenemeier

Copycat catfish evade competition

In the animal kingdom it pays to look more dangerous and less tasty. It also helps if harmful species resemble one another so that predators might "learn" more easily to avoid both...

January 5, 2011 — Katherine Harmon

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