Giant meteorite strikes in Earth's distant history may have helped form continents

Oldest Object on Earth 🌍 | 4.4 Billion Year Old Zircon Crystals | Earth’s First Minerals Explained 🌍 Oldest Object on Earth Found! Scientists discovered 4.4 billion-year-old Zircon Crystals in Jack Hills, Australia, making them the oldest known minerals on our planet. These tiny crystals reveal how early Earth cooled, formed water 🌊, and became stable for life. 💎 Learn the amazing story behind Earth’s first minerals, the mystery of early oceans, and what these Zircons tell us about our plane