Sir David Attenborough: Earth’s Great Mass Extinctions | Full Documentary Movie

⚠️⚠️⚠️ Please note: The narration in this documentary is produced using advanced AI voice technology and is not voiced by a human narrator. ⚠️⚠️⚠️ This documentary explores the deep history of nature, Earth, and the universe — examining the worlds, environments, and forces that existed long before humanity, and those that extend far beyond it. Through a calm and factual approach, each film investigates the natural processes that shape planets, life, space, and time across immense scales. The documentaries on this channel focus on topics such as planetary formation, evolution, extinct worlds, changing climates, cosmic structures, and the fundamental laws that govern the universe. By combining scientific research with long-form visual storytelling, these films aim to present complex ideas in a clear, immersive, and accessible way. Worlds Before is dedicated to documentary-style videos about nature, deep time, Earth’s past, and the vast universe beyond our present understanding.