As climate targets slip out of reach and heat records fall year after year, a once-fringe idea is moving toward center stage: deliberately dimming the sunlight that reaches Earth to cool the planet.

“This is the first planet candidate with Earth-like radius and orbital properties transiting a Sun-like star bright enough for substantial follow-up observations,” the paper describing the finding ...

Global warming continues to surge, driven by rising greenhouse gas emissions. Scientists across the world agree: unless these emissions fall to net zero, the effects of climate change will grow more ...

Clouds are important for Earth's energy balance because they interact with radiation in different ways. On one hand, low clouds reflect incoming solar radiation and thus cool Earth through a property ...