The seemingly endless Santa Ana winds will be replaced by cloudy skies and drizzle Thursday across San Diego County, but the moisture will do nothing to tamp down the threat of wildfires, the ...

Usually, clouds trap some of this heat and send it back to the ground. But as the climate warms, there are fewer low clouds in some areas, which means less heat is returned to the surface.

These flares interact with molecular clouds—gas clouds where stars form—in our galaxy's center through the process of fluorescence. As the X-ray light travels, it illuminates slices of the ...

Pipeline for particle picking in cryo-electron microscopy images using convolutional neural networks trained from positive and unlabeled examples. Also featuring micrograph and tomogram denoising with ...

Floating high above us, it can be easy to give clouds no more than a second glance. But these vast formations of water vapour and ice particles are as varied as the landscapes they appear in. There ...

Modern smartphones put an excellent camera in every pocket, but there’s still a market in 2025 for the best point-and-shoot cameras. In fact, a few models trended in 2024, and we expect renewed ...

A multitude of swirling clouds in Jupiter’s dynamic North North Temperate Belt is captured in this image from NASA’s Juno spacecraft. Credit: Enhanced image by Gerald Eichstädt and Sean Doran (CC ...