Their hook? They use a unique, hologram-like display technology that kids can actually reach out and touch. Although the Tamagotchi, arguably the first digital pet to catch on with kids ...

The fourth annual Amazon Pet Day Sale is happening now. Right now, you can get thousands of pet must-haves offered at deep discounts, including food, toys and litter boxes. But act fast ...

Ultrasonic sound waves have been used to levitate objects in crowded rooms to make hologram-like displays. Such acoustic levitation was previously only practical in empty spaces, but a new ...