(NBC) - Happy Pi Day! The annual celebration, held every March 14, is your chance to pay tribute to the most famous constant in math and physics: the number you get when you divide the circumference ...

Each day, Times Insider editors scour the newspaper for the most interesting facts to appear on our pages. This year, tidbits about plastic recycling, whale sharks and crab Rangoon enlightened and ...

Where most earthquakes take place, how long a quake typically lasts and more. Earthquakes are one of the most powerful and devastating forces of nature. This type of natural catastrophe is as ...

19. The largest known prime number contains 41,024,320 digits. 20. Frogs breathe and drink through their skin. 21. A bullet ...

Maps are no longer just about navigating roads and borders, since they are increasingly being used as storytelling tools as ...