How would the planet react if every person suddenly disappeared? This video maps the hours, days, and centuries after humanity’s exit, from lights going dark to cities crumbling. Animals would roam ...

From Earth, auroras — also known as the northern or southern lights according to the hemisphere in which they occur — appear as colorful lights dancing in the sky near the poles. Astronauts on the ...

Satellites are transforming climate adaptation by offering global, long-term data that reveals whether resilience efforts are ...