Not every hand gesture is universal. And sometimes, making what you think is an innocent gesture in one country can land you in hot water somewhere else. Just ask any traveler who's given a thumbs ...

Lenovo has announced a laptop with a rollable OLED screen that extends from a 14-inch display up to 16.7 inches.

Instructors and students can give more visible feedback through live gestures by using new raise hand and thumbs-up 👍 gesture recognition. This feature will automatically display a corresponding ...