An 80‑ton granite boulder known as the Mysterious Hanging Boulder fell on Oct. 18 2026 at the Polar Caves in Rumney, NH, destroying a footbridge but causing no injuries; the privately owned park will repair the trail and reopen for the 2027 season.
By factoring in the physical strength of the early Earth and its collider, scientists have shown the Moon could have emerged intact in a single afternoon.
