Around two million years ago, human ancestors cohabited on Earth with saber-toothed tigers, giant sloths, and mastodons, ...

When you look at photographs of Earth from space, the planet looks like a blue marble, with patterns of clouds lying on the surface of the marble. It seems as if Earth's atmosphere is incredibly ...

Crystal clouds on a distant world may shimmer like sun dogs, hinting at exotic optics shaped by heat, wind, and starlight.

On Earth, this convection causes clouds to form because rising hot air contains water, which then condenses and falls as rain. In the dry and arid environment of Mars, however, these rising hot ...

The first images from August show the diversity of aerosols and clouds in the Earth's atmosphere: for example, a profile of Polar Stratospheric Clouds (PSC) over Antarctica, which play an ...

Just as water freezes at low temperatures in Earth's atmosphere, silicate particles—what we might call sand—can freeze out to form clouds in the upper atmosphere of gaseous worlds, where ...

Ice clouds high in Earth's atmosphere could help predict climate change. NASA wants a closer look News By Rebecca Sohn published 2 June 2023 ...

Now, a new study has used computer models to reveal that lightning strikes as the result of a powerful chain reaction that ...

Cloud seeding Waviness of the jet stream can lead to stratospheric air intrusion (illustrated below), in which the ozone (O 3)-rich stratosphere dips down into the water-rich troposphere. The ...

At first glance, Mars’ clouds might easily be mistaken for those on Earth: Images of the Martian sky, taken by NASA’s Opportunity rover, depict gauzy, high-altitude wisps, similar to our ...

Updated: 10:54 AM CDT Sep 14, 2020 By Ashley Strickland A gas found on Earth, typically created by living organisms, has been detected in the clouds on Venus Updated: 10:54 AM CDT Sep 14, 2020 ...