Arctic peatlands are expanding with rising temperatures, storing more carbon at least for now. But future warming could reverse this benefit, releasing massive emissions.
How life endured the Snowball Earth: Evidence from Antarctic meltwater ponds
During Earth's ancient Snowball periods, when the entire planet was wrapped in ice, life may have endured in tiny meltwater ponds on the surface of equatorial glaciers. MIT researchers discovered that these watery refuges could have supported complex eukaryotic life, serving as sanctuaries for survival amid extreme conditions. Their investigation...
Thinking AI models emit 50x more CO2—and often for nothing
Every query typed into a large language model (LLM), such as ChatGPT, requires energy and produces CO2 emissions. Emissions, however, depend on the model, the subject matter, and the user. Researchers have now compared 14 models and found that complex answers cause more emissions than simple answers, and that models...
Microscopic heist: How lung bacteria forge weapons to steal iron and survive
Researchers investigating the enigmatic and antibiotic-resistant Pandoraea bacteria have uncovered a surprising twist: these pathogens don't just pose risks they also produce powerful natural compounds. By studying a newly discovered gene cluster called pan, scientists identified two novel molecules Pandorabactin A and B that allow the bacteria to steal iron...
The AI that writes climate-friendly cement recipes in seconds
AI researchers in Switzerland have found a way to dramatically cut cement s carbon footprint by redesigning its recipe. Their system simulates thousands of ingredient combinations, pinpointing those that keep cement strong while emitting far less CO2 all in seconds.
Rainbow reefs revealed: The secret 112-million-year saga of glowing fish
Scientists have uncovered that fish biofluorescence a captivating ability to glow in vivid colors has ancient roots stretching back over 100 million years. This trait evolved independently in reef fish more than 100 times, likely influenced by post-dinosaur-extinction reef expansion. The glowing spectacle is more diverse than previously imagined, spanning...
Clever worms form superorganism towers to hitch rides on insects
Nematodes tiny yet mighty form wriggling towers to survive and travel as a team. Long thought to exist only in labs, scientists have now spotted these towers naturally forming in rotting orchard fruit. Remarkably, the worms aren t just piling up they build responsive, coordinated structures that hitch rides on...
Cluck once, and the river shakes: Inside the Amazon’s giant snake saga
A lifelong fascination with nature and fieldwork led this researcher to the world of ethnobiology a field where ecology, culture, and community come together. Investigating how local people relate to species like the anaconda, their work blends traditional knowledge with scientific methods for better conservation. The tale of the mythic...
600-million-year-old body blueprint found in sea anemones
Sea anemones may hold the key to the ancient origins of body symmetry. A study from the University of Vienna shows they use a molecular mechanism known as BMP shuttling, once thought unique to bilaterally symmetrical animals like humans, insects, and worms. This surprising discovery implies that the blueprint for...
Scientists reveal the hidden trigger behind massive floods
Atmospheric rivers, while vital for replenishing water on the U.S. West Coast, are also the leading cause of floods though storm size alone doesn t dictate their danger. A groundbreaking study analyzing over 43,000 storms across four decades found that pre-existing soil moisture is a critical factor, with flood peaks...