In this video, watch the process of forging an ancient Egyptian sword known as the Khopesh, crafted from a rusty leaf spring.

Our free mini version of the classic crossword puzzle with a business twist. Perfect for the crossword enthusiast who only has a few minutes between meetings. New puzzles go live five days a week, ...

Much like radio operators being encouraged to use the least possible amount of power to make a contact, chemists have a ...