Researchers have used cosmic explosions called fast radio bursts to illuminate the intergalactic medium
Wind and Solar Energy Are Cheaper Than Electricity from Fossil-Fuel Plants
Even without subsidies, renewable energy is staying competitive with power from gas and coal
Google AI Grant to iNaturalist Prompts Community Outcry
The nonprofit iNaturalist announced that it received a $1.5-million grant from Google’s philanthropic arm to develop generative AI tools for species identification. The news didn’t go over well
Poem: ‘Prayer to Fireflies’
Science in meter and verse
Math Puzzle: Fill the Polygon
Puzzle out the sequence of numbers that fill these polygons
Denmark Let Amateurs Dig for Treasure—And It Paid Off
The Danish government deputized private detectorists to unearth artifacts buried in farm fields. Their finds are revealing the country’s past in extraordinary detail
Hotter Nights after Scorching Days Threaten Heart Health and Mental Well-Being
When nights stay hot, more people die, many from cardiovascular problems. But there are simple methods you can use to stay cooler and healthier
Why Some Black Holes Keep ‘Burping’ Light after Eating a Star
After black holes devour stars, sometimes the feast comes back up
Greenland’s Ice Sheet Collapse Could Be Closer Than We Think
The collapse of the world’s second-largest ice sheet would drown cities worldwide. Is that ice more vulnerable than we know?
Seeking Sustainable Fashion and Cracking a Greenland Mystery
Inside this double issue of SciAm, you’ll find black holes that burp up their stellar meals, metal detectorists that hit pay dirt, hope for psychopathy, the truth about testosterone and a consumer guide to sustainable clothes shopping