An international team of code-breakers has successfully cracked the cipher of over 50 mysterious letters unearthed in French archives. The team discovered that the letters had been written by Mary, ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A trio of ...

Ever wondered what the series of numbers and letters on your car's windshield means? These markings or codes that are either etched, printed, or affixed to your windshield on a label are not random.

HAVE you ever noticed mysterious letters and numbers on your fruit and veg labels? A bargain hunter has revealed they're not random, and they actually secret codes which reveal how fresh the items are ...