Black cake, a Christmas treat popular throughout the English-speaking Caribbean, is such a beloved and eagerly awaited tradition that making the cake for the next year frequently begins on New Year's Day.
Try providing proof that a space rocket might go through space without using any fuel, seemingly defying the rules of physics in the process, if you're a NASA researcher looking to incite an online uproar.
Lake Baikal in Siberia is not your typical lake. It is the longest freshwater lake in the world, measuring 395 miles long and 49 miles broad. It is also the oldest on Earth, with a history that goes back 25 million years.