MercoPress. South Atlantic News Agency

Under Antarctic ice, Earth’s deepest gravity “low” points to a 70-million-year story

A new study has reconstructed the evolution of the planet’s strongest nonhydrostatic geoid depression —the Antarctic Geoid Low (AGL)— finding that the feature has persisted for at least 70 million years and underwent a major shift in both position and strength between roughly 50 and 30 million years ago. Read full article