The three astronauts on the mission to be the first humans on Mars don’t even get to the surface before the trouble starts. They enter the Martian atmosphere wrong, half crash-land in a spot not quite ...

The habitable zone is just the start. Scientists now focus on exoplanet atmospheres to find signs of life beyond Earth. Discover how carbon cycling, greenhouse gases, and NASA's upcoming Habitable ...

Earth researchers have spent generations decoding the Grand Canyon, turning its cliffs and chasms into one of the clearest ...

A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The ...

Earth’s survival story has always invited grand explanations, from divine intervention to elegant equations in physics. The ...

Read today's free daily Aries horoscope to see what's in store for you including predictions on love, romance, health, happiness, career, success and more ...