For residents of Morro da Babilonia, one of Rio de Janeiro's underdeveloped 'favela' neighborhoods, geopolitics rarely enters ...

Uranus's upper atmosphere has been cooling for decades—and now scientists have shown why. Observations from Earth have shown ...

Solar and wind power are more popular among Americans than nuclear power or fossil fuels, according to a May survey from Pew ...

A particular bright spot is the global surge in renewable energy: I don’t think it is at risk of slowing anytime soon—no ...