Researchers have developed a breakthrough non-toxic thermal paper coating using wood-derived lignin and plant sugars.

The latest digital receipt technology enables retailers to include marketing messaging. Learn the benefits and get software recommendations.

Aryan Poduri's book, "GOAT Coder," teaches children how to code through hands-on exercises and uncomplicated explanations.

Recurring charges can easily add up. CNBC picks the best apps to help you track and manage your paid subscriptions and memberships.