The United States has been a centre of scientific innovation for a very long time, while fostering an environment where curiosity, ingenuity, and relentless pursuit of knowledge have led to ...

Encarta has an interesting online quiz about paleo-futuristic products. The quiz was produced by the Discovery Channel and asks questions about jet packs, nuclear-powered cars, meal-in-a-pill, ...

See if you know the history behind popular gadgets and inventions that made life easier. Add us on Fine Art Images/Heritage Images/Getty Images (invention), ahmad agung wijayanto/Shutterstock ...

Take our quiz to find out how much you really know about simple inventions like buttons, paper bags, wheelbarrows, and more.

Can you tell a guillotine calibrator from a combustion-powered clock? A Victorian roller skate from a laser roulette wheel? Take our antiques quiz to find out Receive a weekly dose of discovery in ...