Ancient habitability

Earth’s Past and Future Habitability Depends on Our Protection from Space Weather

A bewildering number of factors and variables led up to the planet we occupy today, where life finds a way…

12 months ago

Pictures from Curiosity Show the Bottom of an Ancient Lake on Mars, the Perfect Place to Search for Evidence of Past Life

It's all about the detail. In a way, Mars looks like a dusty, dead, dry, boring planet. But science says…

5 years ago