The Daniel Morgan at Cowpens medal was made to honor the Revolutionary War general in 1789 and replaced in 1839 when the original was stolen in a bank heist.

Coined by Mark Twain, the term "Gilded Age" described the glittering yet corrupt era that defined turn-of-the-century America.

This remarkably well-preserved specimen is the first mummy of a saber-toothed cat ever discovered, and it's providing groundbreaking insight into what the species actually looked like.

During Jack the Ripper's infamous crime spree in the autumn of 1888, the killer purportedly sent grisly letters to various journalists and officials taunting them about his murders — and one even included a human kidney.

The postcard, penned by first-class passenger Richard William Smith, was sent from Ireland during the ship's brief stop there on April 11, 1912 — just three days before it sank.

The 1,500-year-old artifact was found in 1913 in Israel, but it took decades for scholars to realize its significance.

Measuring 111 feet wide, 104 feet long, and 15 feet high, the biggest coral in the world is three times the size of the previous record-holder.

The engravings from the Ice Age site of Gönnersdorf in Germany show fish in nets or traps, offering hints about how people fished thousands of years ago.

Band of Brothers follows the men of Easy Company, a real U.S. Army unit that fought in Europe during World War II — but how much of the show was historically accurate?

A former fashion publicist who married JFK Jr., Carolyn Bessette-Kennedy was just 33 when she died alongside her husband in a plane crash off the coast of Martha's Vineyard in 1999.

Some of the 17 coins are incredibly rare, and they may be worth more than $124,000.