Cranberries bounce when they are ripe, which is why they are sometimes called bounceberries.

Blue food is extremely rare in nature — most blue-colored foods get their hue from added dye.

Spam is so popular in Hawaii that it is sometimes called the Hawaiian steak.

Caviar from beluga sturgeon is among the world's most expensive foods, reaching $35,000 per kilogram.

Tahini, a sesame seed paste, is richer in calcium than most dairy products.

Wasabi is so difficult to grow that most wasabi served in restaurants is actually dyed horseradish.

Honey is the only food that does not spoil when stored properly — edible honey has been found in 3,000-year-old Egyptian tombs.

The kiwifruit was originally called the Chinese gooseberry — it was rebranded for Western markets in the 1950s.

Sourdough bread is made from a 'starter' — a live culture of wild yeast and bacteria that can be maintained for decades.