Mercury is small, but full of surprises. Discover its frozen poles, strange craters, and active magnetic field in this deep dive into the closest planet to the Sun.

Shutterstock Mercury is already the smallest planet in the solar system (unless you still include Pluto, which some of us are still bitter about). While it is already the smallest, it is actually ...

Spontaneous gas explosions appear to be increasing in northern Russia because of climate change and some specific local conditions. By Joshua Rapp Learn The first crater was found in 2014 in the far ...