Humans may not have the heart for space travel to Mars

Male rats exposed to simulated cosmic radiation had roughly twice as much collagen around heart blood vessels at long-term ...

Mars’s Strangest Cloud Just Got Even Stranger

Mars Express can capture large stretches of the Martian surface at high resolution. Alongside ESA’s ExoMars Trace Gas Orbiter ...

Rocket Lab is seeing red about NASA’s decision on a Mars spacecraft

The agency finally reached a decision earlier this month, selecting Blue Origin to develop, launch, and operate a $700 million spacecraft at Mars. However, the main competitor for the award, Rocket ...

Mars rover sets new driving record on surface of another world

NASA's Perseverance Mars rover has set a new record for the longest distance traveled on the surface of another planet, the ...
Earth.com

Earth and Mars are neighbors, yet they formed in very different ways

Earth and Mars may have formed through very different processes, despite developing as neighbors in the early solar system.

Mars without its makeup can look a little blue. Here's why.

Is the camera tricking us, then? Mostly not. Lemmon traces the blue to the ground itself. Rocks scoured clean of dust and ...