cell phones
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Ask Umbra: Are cell phones safe to use?
A cell phone user writes in to ask about the potential health impacts of using the device. This is no LOL’ing matter! Umbra makes a call on ways to use your mobile phone more safely. If you use a cell phone, read this.
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Is my smart phone making me dumb?
For years, I've talked on cell phones the old-fashioned way: with the device glued to my ear. Turns out, I've been defying the industry's own fine-print warnings. Boy, do I feel stupid!
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Chatting on your cell phone till the battery is charged
You know those people who are always gabbing on their cell phones? Yes, they're pretty irksome, even hazardous, but what if their gift of gab were actually a small gift toward a fossil-fuel-free future?
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Hop on the bus, texters
A French lad texting in an appropriate venue.Photo: TopheeNearly two-thirds of Millennials, aged 18 to 29, admit to texting while driving, according to a new Pew Research Center report [PDF]. Texting while driving is “insanely dangerous,” Clive Thompson reminds us in Wired. “Studies have found that each time you write or read a text message, […]
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Umbra on cell phones vs. land lines
Dear Umbra, In this day and age, when many people seem to be getting rid of their “land lines” in favor of cell phones, I find myself wondering how these two options stack up against one another from an environmental-impact perspective. Doug QuirkEugene, Ore. Dearest Doug, I have a fairly strong anti-cell-phone bias. I am […]