There's little doubt that the 20th century was full of breakthroughs that changed history. But the 21st century could go a step further, according to Citi.
Three-dimensional printing is gaining traction in business, medicine and among consumers, but most people have no idea how they work. Click ahead to find out how to fabricate a piece of jewelry—or perhaps even a human organ.
Some concept cars never became production models, and they're holy grails for certain collectors. Read our list of 10 cars that never made it to the showroom.
The biggest mobile trade show in the calendar kicks off on February 25 in Barcelona, Spain. Industry watchers expect new products to be unveiled by a host of players including Google, Samsung, HTC and Sony at the Mobile World Congress.
Concept cars create the most buzz at the Detroit Auto Show, providing the surprise element -- and the flashy music and lights.
The Detroit Auto Show is where the global automotive community comes together to catch up on the latest news and events.
Kelley Blue Book is the go-to resource for new car shoppers with performance and resale value in mind. CNBC.com presents Kelley's list of 10 cars with the best resale value for 2013.