10 Creepy Antarctica Mysteries. Posted: June 4, 2025 | Last updated: June 14, 2025. From blood-colored waterfalls to mysterious underground lakes, Antarctica holds secrets that challenge our ...

From secret ecosystems and ancient DNA to logic-defying blooms and creepy fish nests, ... In Antarctica, the average temperature was 8.6 degrees Fahrenheit (4.8 degrees Celsius) ...

A "Halloween Crack" (shaded in red) is visible near an unstable region of Antarctica's Brunt Ice Shelf. It was imaged by the European Space Agency's Copernicus Sentinel-2 satellite on Oct. 25, 2022.