Have you ever thought about the history of ketchup? This tangy, sweet, slightly spicy condiment can add zest to any meal. But how did it become so widely loved, and how long has it been around?

Get Android tips, tricks and updates to your inbox twice a week. Coming up soon: How to hide files and folders on your PC. Handy!

Switzerland has long been known as a neutral country. They stayed out of World War II and the Cold War. But how did they remain protected, especially when Axis powers surrounded them? It turns out they just kept digging.

Magnets can lift heavy objects and create strong electrical fields. They are truly a marvel of modern science and technology. But how strong can they get? Get ready to be amazed by the strength and capabilities of the strongest magnets humans have ever made.

Artificial intelligence seems to be all around us nowadays. AI can help you pick a movie to watch, make companies more money and even write a college essay. But how does AI learn? It's all about teaching bots to teach other bots.

Does your printer have enough ink for another year of work reports, tax forms and homework? If you print a lot or wish you could print a lot without worrying about ink, it’s important to have the right printer.

Epson is changing the game with its cartridge-free EcoTank printers that have supersized easy-to-fill ink tanks and come with a ridiculous amount of ink — enough to print thousands of pages! EcoTank makes it easy, so make the switch today.