NASA Figures Out Why Mysterious Rings Form on one of Earth’s Oldest and Deepest Lakes For several decades, scientists and astronauts observing Lake Baikal have noticed giant rings in the spring ice on one of the world’s oldest and deepest lakes. Related: Snow: The Survival Mechanism For An Exclusive Ecosystem While the rings have attracted speculation and a few conspiracy theories, decades of satellite data and field-based studies collected by NASA have shed light […] Brains SnowBrains | February 8, 2020 0 Comments