Venus is often referred to as Earth's sister planet. But if this were true, how can the two planets in some respects be so ...
Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s ...
Once thought to be Earth’s twin, Venus hides beneath clouds of acid rain and a surface hot enough to melt lead. Its crushing ...
Reanalysis of NASA's Pioneer Venus mission data reveals that Earth's twin contains 62% water in hydrated compounds.
Explosive volcanic eruptions on early Mars may have transported water ice to equatorial regions, according to a modeling ...
We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these planets be called "rocky giants" instead.
Tatyana Woodall is a regular contributor to Popular Science. Based in Ohio, she’s extremely interested in how science and technology intertwine in daily life. When she’s not learning something new, ...
A new AI tool reveals that Campi Flegrei experienced more than 54,000 earthquakes between 2022 and 2025. By mapping these ...