A collapsed lava tube detected in 30-year-old radar data from Venus may be part of a much wider network of underground caves.

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A fresh examination of radar data for Venus obtained by NASA's Magellan spacecraft in the 1990s indicates the presence of a ...

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A renewed analysis of radar data from Venus, collected by NASA’s Magellan spacecraft in the early 1990s, has revealed evidence of a large underground cavity formed by ancient lava flows—the first ...

Volcanic caves are not just an Earth thing. Scientists have spotted signs of lava tubes on the Moon and Mars. Now, researchers at the University of Trento say they have strong evidence that one exists ...

Scientists at the University of Trento have uncovered the first direct evidence of a subsurface feature beneath Venus: a massive underground lava tube.