Engineering

Researchers bring first underwater messaging app to smartphones

For millions of people who participate in activities such as snorkeling and scuba diving each year, hand signals are the only option for communicating safety and directional information underwater. While recreational divers ...

Hardware

Faster fish tracking through the cloud

The fastest way to track a fish is to use the cloud, figuratively speaking. A new acoustic receiver, developed by researchers at Pacific Northwest National Laboratory (PNNL) and published in the IEEE Internet of Things Journal, ...

Consumer & Gadgets

Amazon handed Ring footage to police without user consent

Amazon has provided Ring doorbell footage to law enforcement 11 times this year without the user's permission, a revelation that's bound to raise more privacy and civil liberty concerns about its video-sharing agreements ...

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