Are you curious about the world? Why do onions make you cry? Why is the sky blue? How do phone signals “fly” to us? Are yawns really “contagious”? Welcome to Curious Planet! This book features 100 fascinating “why” questions inspired by everyday life, covering science, nature, the human body, technology, and culture. With lighthearted humor, vivid metaphors, and relatable examples, it reveals the surprising truths behind ordinary phenomena. Just a few minutes each day can light a lamp of knowledge, dispel the haze of “that's just how things are,” and bring the joy of an “Aha! So that's why!” moment. This is an entertaining science journal for all the “big kids” and “little ones” who still have a sense of wonder. Let's rediscover the world's poetry and marvels together through questions and exploration!