240 Results for

high-frequency radio waves

Article

How 5G will push a supercharged network to your phone, home, car

The next evolution in wireless networking holds promises of self-driving cars and movies that download in the blink of an eye. 5G is big at this year's Mobile World Congress, but don't expect it until 2020.

By March 2, 2015

Article

Deep-space radio waves 'heard' at opposite points on Earth

Anomaly no more? Radio observatories in Australia and Puerto Rico have both now picked up brief bursts of radio waves from beyond our galaxy.

By July 15, 2014

Video

This supersonic fingerprint scanner maps your sweat pores

High-frequency sound waves help this new scanning technology cut through grime, and make authenticating your identity with your finger more secure than ever.

By March 2, 2015

Article

Listen up! Qualcomm's ultrasonic 3D fingerprint scanner could one day give passwords the finger (hands-on)

Sound waves aren't just for voices. They're also adept at priming your prints, and one day replacing your passwords.

By March 2, 2015

Article

Tomorrow Daily 051: Microsoft buys Minecraft, a jetpack for running, ant-sized radios, and more

Researchers at Arizona State University have designed the 4MM, a jetpack designed to help its wearer run a 4-minute mile, and expend less energy doing it. We've never even run a 6-minute mile, so we'll need to crank this thing up to 11.

By September 15, 2014

Article

The juicy payoff of peeling tomatoes with infrared energy

Using IR blasts and a vacuum chamber, a new process developed by USDA researchers could save water and lead to better canned tomatoes.

By January 30, 2015

Article

Super-dense pulsing star ducks behind invisibility cloak

For the first time, a distant, pulsing neutron star was there for astronomers to study -- until it disappeared. Crave's Eric Mack explains the extreme forces hiding it from view.

By January 12, 2015

Article

Proto-X nano quadcopter now comes in three flavours

Proto-X makes some of the smallest quadcopters around, and now it's released models with new tricks and an HD camera.

By January 6, 2015

Article

Ericsson aims to triple network speeds for 4G phones

At CES, the Swedish company says it will release network gear this year that will boost today's LTE networks by drawing on wireless spectrum more often used by Wi-Fi.

By January 5, 2015

Article

NSA reportedly using radio waves to tap offline computers

Spy agency uses covert channel of radio waves to access and alter data on non-Internet-connected computers, the New York Times reports.

By January 14, 2014