Scientists just confirmed a 30-foot void first detected inside the monument years ago. Here’s the technology that helped scientists find it—and what it may have been used for.

Nature photographer Kris Luckenback captured the beautiful and serene moment a mother carried two of her cubs back to shore ...

Louisa Gouliamaki Science Buried in time: The oldest man-made structure built 23,000 years ago predates the Great Pyramid of Giza Joe Brennan twitter About the author Update: Jun 28th, 2025 08:01 EDT ...

The Theopetra Cave, located in the Thessaly region of Greece, is home to what many experts consider the oldest construction ever made by humans: a stone wall dating back roughly 23,000 years ...

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Ramaswamy defended his insistence that white supremacy was not a significant factor in American politics and instead blamed the media, academia and politicians for focusing too much on race and ...

Spend the holiday weekend at the Smithsonian’s fest, watching punk history documentaries, visiting local galleries, or meditating with art.