The Milky Way is surrounded by dozens of dwarf galaxies that are thought to be relics of the very first galaxies in the universe.
articles
Virtual Conference CO2 Emissions Quantified in New Study
The virtual conferencing that has replaced large, in-person gatherings in the age of COVID-19 represents a drastic reduction in carbon emissions, but those online meetings still come with their own environmental costs, new research from the University of Michigan shows.
Failed Storage Tanks Pose Atmospheric Risks During Disasters
When aboveground storage tanks fail during a storm and their toxic contents spread, the threat to human health can and probably will flow downwind of the immediate area.
Could the Surface of Phobos Reveal Secrets of the Martian Past?
The Martian moon Phobos orbits through a stream of charged atoms and molecules that flow off the Red Planet’s atmosphere, new research shows.
Snow-Free Glaciers in Winter
Several glaciers near Mount Everest have experienced unusual melting this winter.
Antarctica’s Ice Melt Isn’t Consistent, New Analysis Shows
Antarctic ice is melting, contributing massive amounts of water to the world’s seas and causing them to rise – but that melt is not as linear and consistent as scientists previously thought, a new analysis of 20 years’ worth of satellite data indicates.