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 ...

In 1610, astronomer Galileo Galilei used the newly invented telescope to show ... At the of age 30, he arrived at Mount Wilson Observatory in Southern California just in time to use the new ...

From Acadia to Zion, the U.S. has some pretty majestic national parks. Here’s one fun fact about every single one—plus a map so you can see where they all are.

In recognition of this year’s campuswide Women’s History Month theme, “Empowerment Echoes: Celebrating Women Who Advocate and ...

The Mount Washington Observatory recorded a gust of 161 mph, the highest daily peak gust since February 2019, when winds reached 171 mph. The peak gust is also tied for the 19th highest daily gust ...

As wind gusts reach 161 mph on Mount Washington Observatory, people safe at home can watch live stream cameras. On Monday afternoon, wind gusts were often 125 mph to 135 mph with frequent gusts ...

Current time and date at Mount Wilson Airport is 01:07:10 AM (PST) on Saturday, Feb 22, 2025 Looking for information on Mount Wilson Airport, Mount Wilson, United States? Know about Mount Wilson ...

As of February 15, the observatory listed Mount Spurr’s volcano alert level at advisory, one step above normal. “Spurr, at least in the past, has provided a longer run-up and more kind of ...

The Crater Peak vent of the Mount Spurr volcano, viewed from the south on February 7, 2025 during a helicopter based gas and photo survey. Matt Loewen/Alaska Volcano Observatory/U.S. Geological ...