The Vredefort Dome is not at Vredefort — and it isn’t a visible dome. Looking for it is like seeking a ghost. It is there, vast, impressive, and startling in its scale, but prepare to be surprised by ...

Migration‘ serves as the sequel to ‘Greenland‘ and takes place five years after the cataclysmic event triggered by the Clarke comet’s descent on Earth. Despite humanity’s best efforts to pull itself ...

Sete Cidades on São Miguel Island in the Azores, Portugal, was formed by a volcanic eruption. Today, it’s a peaceful valley with two lakes at the bottom of the crater. Why Congress can't claw back war ...

Warming global temperatures have led to rising sea levels, which pose a risk to residents of small island nations such as the Marshall Islands. Scientists said that the water could rise by two meters ...