All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Thermal emission measurements from the exoplanet Trappist-1 b suggest two plausible yet contradictory scenarios ...

The position of this Great Filter, as he named it, is critically important as we contemplate the future of humanity. If the ...

For the first time on a global scale, 20 years of observations on Mars have been condensed into a single study led by ...