Scientists are keeping a close eye on three US volcanoes after their threat levels rose Thursday, suggesting eruptions may be ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
This 2023 satellite photo shows the heart-shaped Spirit Lake, which was transformed by the cataclysmic eruption of Mount St.
The two friends had hiked New Hampshire’s challenging Mount Washington trail a month ago. They returned and did it again ...
Two well-prepared hikers who recently endured a harrowing rescue on Mount Washington have spoken out about their ordeal, ...
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...
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In addition to the Specola at Castel Gandolfo, the Vatican Advanced Technology Telescope, located on Mount Graham in southeast Arizona, is operated by the Vatican Observatory Research Group in ...