Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we ...

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

Ingo Swann participated in classified experiments involving remote viewing. According to his account, he observed structures on the Moon.

Venus has long been known as Earth’s evil twin. While they both are roughly the same size and formed in the same inner region of the solar system, Venus is far less hospitable to life as we know it.

A vast underground tunnel known as a lava tube, formed from ancient volcanic activity, has been discovered Venus.

For decades, when people have imagined alien life, their minds have drifted to Mars or distant exoplanets far beyond our solar system. Venus rarely gets a mention, mostly because it seems completely ...

New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid eggs.

According to a study by researchers at the University of Trento, radar data point to what looks like an enormous lava tube in the Nyx Mons region of Venus. The study, recently published in a ...

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 ...

New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.