TechBytes: Facebook, Leap Frog

UCF Students Design 3-D Printed Bionic Arm for Boy

Engineering students in Florida designed and built a prosthetic arm for only $350.

$126 Million: Amazon's Net Loss Last Quarter

Stock slumps on report.

Secrets to Avoid Getting Stuck on Telephone Hold

ABC News' Matt Gutman has tips on how to make those long minutes a little easier.

Minnesota Woman Calls Out Catcallers

The 28-year-old secretly recorded her confrontation with the men she believed were harassing her.

Is There a Way to Combat Rip Currents?

Researchers hope to use a GPS unit to track where the dangerous waves are likely to be.

Ring Cam Gives New Perspective to Marriage Proposals

The inventors from Michigan placed a tiny camera inside a jewelry box to capture the heartwarming moment.

Drone Spotted Flying Near Space Needle

Security investigated a man after he allegedly flew the aircraft around the Washington tower.

TechBytes: Apple, Halo

Apple may release a mobile wallet allowing users to pay with their iPhone.

Mobile Ads Account for 62% of Facebook Ad Revenue

FB continues its social media dominance.

Amazon Fire Heats Up the Smartphone Wars

The new cellphone has some unique new features, but is it worth trading in your old one?

Father Says His Tweet Got His Family Kicked Off Plane

Duff Watson says a flight attendant took his complaint as a threat after she would not let him board the plane early with his children.

Air Algerie Passenger Jet Disappears from Radar

More than 100 people are missing after the red-eye left Burkina Faso.

TechBytes: Amazon, Facebook

Amazon has released its own smartphone.

Technology Talks Back

Digital assistants like Microsoft's "Cortana" use voice recognition technology to accomplish tasks and personalize user experiences.

Security Breach at Ticket Resale Site StubHub

Authorities say Stub Hub was hit by an international fraud ring.