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.

The new investment — which comes from 17 health systems, Illumina, and Regeneron — pushes Truveta’s valuation above $1 billion, making it the latest unicorn to emerge from the Seattle region.

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 ...