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Tag: Mobile phones

From the archives: When 1970s cellular technology made ‘traveling telephones’ more accessible

Science May 5, 2022 0 Comments

To mark our 150th year, we’re revisiting the Popular Science stories (both hits and misses) that helped define scientific progress, understanding, and innovation—with an added hint of modern context. Explore the Notable pages and check out all our anniversary coverage here. Until Heinrich Hertz discovered radio waves in 1887, the vast and invisible electromagnetic spectrum was a silent wilderness, punctuated…

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LG G Flex Review

HARDWARE August 21, 2014 0 Comments

After Curved OLED TVs, companies like LG and Samsung have taken their curved display fight to smartphones. While Samsung’s Galaxy Round seemed more of a proof-of-concept with limited availability, LG brought the G Flex with more serious ambition. LG has been expanding the availability of the device to many markets and more recently announced the device for India. But is…

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Mobile phones could be charged using sound

Technology August 13, 2014 0 Comments

Four years ago, we first heard about how Korean scientist had proposedusing sound to charge mobile phones. They explained that it could be done via a piezoelectric effect, in which zinc oxide nanowires converted sound-caused vibrations into electricity. At the time, the researchers couldn’t generate enough of a current to actually charge a phone. Now, however, scientists from Nokia and…

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BlackBerry announces Passport phone with touch-enabled QWERTY keyboard

HARDWARE May 21, 2014 0 Comments

BlackBerry today announced their latest flagship phone – Passport at an event in Canada. While all manufacturers go for an all-touchscreen device as their flagship model, BlackBerry has decided to go with the thing they do best – a QWERTY touch-enabled keyboard. However, this is not an ordinary keyboard as it is said to be almost four times more accurate…

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