If the preserved footprints discovered in New Mexico's Lake Otero Basin are authentically dated, it will completely change how and when humans first came to North America. A recent study calls into question the age assertion.
Scientists disprove the Ice Age Hotspot Theory which claim a so-called equatorial belt of warm water was responsible for kickstarting life during the ice age on Earth.
Pre-historic volcanic eruptions are way larger than eruptions in modern human history. Ancient ice found under Antarctica and Greenland showed signs of massive volcanic eruptions from the last ice age.
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