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An artist's illustration of cosmic rays raining down on Earth from space.

Cosmic-ray 'GPS' system that tracks underground movement could change the way we respond to disasters

By Ben Turner published

A new system that uses subatomic particles produced high in Earth's atmosphere could provide a view inside volcanoes and help locate people trapped beneath rubble.

Communications
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Wireless Devices Overwhelm Nature's Signals

By Jeremy Hsu last updated

The "electronic fog" of manmade signals could dampen scientific discoveries.

Communications
Using a cellphone.

5G Network: How does it work, and is it dangerous?

By Tim Childers published

Communications
A technician uses telephonic tapping equipment.

How does a secure phone line work?

By Benjamin Plackett published

Encryption tech can be either hardware or software.

Communications
A computer screen displays the Facebook logo.

Facebook Will Be Littered with More 'Zombie' Profiles Than Living Ones by 2070

By Stephanie Pappas published

Facebook will be a virtual graveyard.

Communications
Elon Musk speaks at the Tesla Design Studio on April 30, 2015, in Hawthorne, California.

SpaceX's Elon Musk Proposes Media Company That Rates Journalists. Is He Serious?

By Elizabeth Howell published

What's behind his posts? Is it just another Musk prank, or is he actually serious about the idea?

Communications
Tom's Guide testers get ready to drop a smartphone from a drone.

How Can a Smartphone Survive a 100-Foot Drop But Crack on Your Floor?

By Stephanie Pappas published

It's all about the angle of contact.

Communications
stingray device

'Stingray' Spy Devices Are Eavesdropping in Washington, D.C.: Here's How

By Tia Ghose published

Government officials admitted that rogue spying devices are being used in Washington, D.C., to intercept people's cellphone data. What exactly are these devices?

Communications
Man bites cell phone battery

Man Bites Phone Battery, Exploding Battery Wins

By Philip Michaels published

What happens when you bite down on a smartphone battery? The results are fairly shocking.

Communications
If you want to photograph the sun with your cell phone, consider putting a solar filter over the camera lens to protect the bright image of the sun from becoming burned into the screen.

Can You Photograph the Solar Eclipse with Your Phone or Tablet?

By Calla Cofield published

Can you photograph the phenomenon with my cell phone or tablet? With a few caveats, the answer is "yes."

Communications
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