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Can you use a cell phone as a credit card?
electronics.howstuffworks.com/nfc-phone.htm
Can you use a cell phone as a credit card? Yes. Nokia revealed the first fully integrated mobile-payment cell phone in 2007. See how these phones work.
How WiFi Phones Work
electronics.howstuffworks.com/wifi-phone.htm
WiFi phones allow you to make calls for free over a wireless network. Learn about the technology behind WiFi phones and what the future has in store for VoIP.
How Bluetooth Car Stereos Work
electronics.howstuffworks.com/gadgets/automotive/bluetooth-car-stereo.htm
A Bluetooth car stereo can enhance your driving experience. Find out what a bluetooth car stereo can do for you and your car.
Is Light Matter and Does It Weigh Anything?
science.howstuffworks.com/light-weigh.htm
Seven ounces a ray! No, that's a lie. Measuring the weight of light is not as straightforward as that. So what's the more complicated explanation?
How Mobile Broadband Services Work
computer.howstuffworks.com/mobile-broadband-service.htm
Mobile broadband services allow you to stay connected to the internet from portable devices. Learn more about mobile broadband services at HowStuffWorks.
How Location Tracking Works
electronics.howstuffworks.com/everyday-tech/location-tracking.htm
Location tracking can help find people in an emergency, but it can also make your whereabouts known to strangers. Learn about location tracking.
Is it safe to talk to my bank via SMS?
money.howstuffworks.com/personal-finance/online-banking/safe-to-talk-to-bank-via-sms.htm
Is it safe to talk to my bank via SMS? In this article by HowStuffWorks.com, learn if it's safe to talk to your bank via SMS.
Hole-punch Clouds Look Like Portals to Another Dimension
science.howstuffworks.com/nature/climate-weather/atmospheric/hole-punch-clouds.htm
They're an odd enough sight in the sky to make you do a double take. Ready for the "super cool" explanation behind hole-punch clouds?
How F/A-22 Raptors Work
science.howstuffworks.com/f-22-raptor.htm
The F/A-22 Raptor incorporates the latest stealth technology with a wide array of weapons and computer systems. Learn what sets this jet apart from the F-15.
How Nikola Tesla Worked
science.howstuffworks.com/innovation/famous-inventors/nikola-tesla.htm
Although many still remember Nikola Tesla, his name doesn't carry the weight it once did during his famous battles with Thomas Edison. What was this eccentric genius like?