One of the strangest landmarks on Earth hides in the remote Adrar Plateau of Mauritania, part of the vast Sahara Desert. The Richat Structure – also called the “Eye of the Sahara” – is 40 to 50 ...

The Richat structure, an eroded geological dome, located in the African nation of Mauritania, is pictured from the International Space Station as it orbited 262 miles above Earth.

In the heart of northwestern Africa, a mysterious circular formation known as the Richat Structure has captivated scientists for decades. Once mistaken for an ancient impact crater, recent research ...

NASA’s Perseverance rover appears as a green speck on the Martian surface on June 13, 2026, a day before the robotic explorer marked a distance milestone, having traveled a full marathon (26.2 miles, ...

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