Communications

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.

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

Encryption tech can be either hardware or software.

Facebook will be a virtual graveyard.

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

It's all about the angle of contact.

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?

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

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