The exact origins of April Fools' Day are uncertain, but it's been celebrated for centuries in many cultures. Some theories include a Roman festival, a calendar change in France, and a poem by a Flemish poet. Over the years, April Fools' Day has evolved into a beloved tradition marked by playful pranks and good-natured humor. People around the world take part in this lighthearted day, devising clever tricks to play on friends, family, and even co-workers. News outlets and companies often join in on the fun, creating hoaxes that capture the public's imagination and spark laughter.