"Mars is still the Red Planet. It’s just that our understanding of why Mars is red has been transformed." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The color red and the planet Mars go together like Earth and its ...

The fourth planet from the Sun is famously a rusty red—but scientists now believe we’ve been wrong about how it got its distinct hue. The red coloration comes from iron minerals in Mars’ dust—no ...