TechBytes: Yahoo Security Breach; Amazing Alex

Fish on Antidepressants Display Aggressive Behavior

Research on male fathead minnows shows fluoxetine, known as Prozac, affects brain development.

Are Flying Bikes the Solution to Road Traffic?

Engineers in the Czech Republic unveil prototype of an electric bicycle that can fly.

TechBytes: Facebook, Samsung Galaxy

Facebook will introduce hashtags to users' status updates.

Rarely Seen 'Sea Serpent' Observed in Gulf of Mexico

Scientists capture video of an eight-foot-long oarfish about 200 feet below the water's surface.

Hands-Free Technology May Be Biggest Driving Distraction

ABC News' David Kerley helps test voice-activated gadgets designed to keep drivers' eyes on the road

TechBytes: Xbox vs. Playstation, Decide.com

Playstation 4 wins the battle against the Xbox One when it?s revealed it will be $100 cheaper.

Coolest Gadgets for Dad

Tech contributor Tina Trinh shows some great Father's Day gifts for dad.

Apple Announces Facelift for iPhone

The tech giant announces big changes coming in the latest update to its iOS.

TechBytes: Apple iOS 7, iTunes Radio

Apple debuted iOS 7 at the Worldwide Developers Conference.

Apple Expected to Unveil Digital Radio Service

The company is holding its Worldwide Developers Conference in San Francisco.

TechBytes: NSA, Google Keyboard

The NSA is using Internet providers to get information on users, the Washington Post reports.

TechBytes: Smartphones, BlackBerry

Smartphone makers will have a summit to discuss cutting down on theft.