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If you want to know how rapidly pumping carbon dioxide into the atmosphere will affect future forest ecosystems, you have to look into the distant past. Destaque: 56 mi.

The first breathtaking photos of totality for the total solar eclipse 2026 are pouring in, revealing incredible views of the sun's atmosphere radiating out from behind the moon's colossal silhouette.

The signs are all around that Wall Street is back in that dangerous atmosphere of giddy euphoria that those with long memories will remember from the infamous dot-com bubble of the late 1990s.

Researchers have found a clever new way to map a part of Earth’s upper atmosphere that is notoriously difficult to observe.

Before tropical cyclones can significantly strengthen, they generally must first become vertically aligned, with their rotating centers stacked through the atmosphere.

is experiencing periods of increasingly intense drought, and higher temperatures are exacerbating the issue by drawing even more moisture from plants and soils into the atmosphere.

The habitable zone concept is useful for understanding which worlds might, possibly, maybe, be habitable.

Roughly 2.5–2 billion years ago, Earth's surface experienced the biggest chemical change in its history when oxygen became abundant in the atmosphere, eventually leading to the evolution of complex life forms such as plants and animals that emerged half a billion years ago.

As Pluto edges further away from the sun, the chilly temperatures are causing its atmosphere to condense onto its barren surface as frost.

The effects of climate change extend far beyond rising temperatures. As forests and other vegetation respond to a warming world, they also change the amount of biogenic emissions released into the atmosphere, influencing the formation of ozone (O3) and fine particulate pollution.

A naked-eye view of the sun's outer atmosphere is the reason eclipse chasers travel the world. Here's what it may look like on Aug. 12.