NASA’s Perseverance rover recorded unusual sounds as a Martian dust devil passed directly over the robotic vehicle in 2021, ...

Mars may once have held enough water to fill oceans and form coastlines. The planet’s red dust contains water and likely formed in cold conditions.

They don't look like lava flows. That's when we started thinking ... According to the study, it takes millions of years for deposits like this to form on Earth, so the evidence suggests that Mars once ...

Mars’s distinctive red hue has long been attributed to haematite, a rust-like iron mineral, formed under dry atmospheric ...

Indeed, this mineral exists on our planet, often in volcanic settings such as lava caves ... that the ferrihydrite “formed during a cold, wet period on early Mars under oxidative conditions ...

They don't look like lava flows ... He revised that theory in 2017, suggesting that Mars' rotation actually changed while the Tharsis bulge formed, starting about 4 billion years ago.

Kilauea is in a unique phase of activity in Halema‘uma‘u, with 12 episodes of dual lava fountains since Dec. 23, 2024. Several past eruptions have been characterized by similar lava ...