Could Earth have hosted an advanced civilization before humans? This intriguing question is at the heart of the Silurian Hypothesis, a theory that challenges our understanding of Earth’s history. By ...

Musk wants to send the first uncrewed Starship to Mars by the end of 2026, followed by human spaceflights in the years after. The first humans on Mars would be tasked with laying the groundwork to ...

“This is a really important operational evaluation of human health and performance that NASA is doing in preparation to land the first humans on Mars. In CHAPEA, we mimic what is the Mars surface ...