We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?
CO₂ ice blocks on Mars may dig gullies as they slide and sublimate in the thin atmosphere. In lab experiments, scientists recreated these eerie, worm-like movements under Martian conditions. The ...
MIT scientists have discovered ancient rock samples from Greenland, Canada, and Hawaii exhibiting a rare potassium-40 deficit ...
The findings may redefine the known boundaries of life on Earth and offer a model for what microbial life might look like on Mars or other arid planets.