21+ hour, 39+ min ago   (1003+ words) Hungry dogs made more false alarms, while breakfast helped them reject wrong smells without reducing target detection accuracy. Dogs can find odors that people would never notice, which is why scent detection is useful in jobs ranging from conservation to…...

19+ hour, 39+ min ago   (1052+ words) Babies learn what to expect from caregivers early in life, and maternal depressive symptoms are linked with weaker expectations of comfort. A baby’s cry is one of the earliest social signals people learn to recognize. Long before children can explain…...

21+ hour, 4+ min ago   (913+ words) New research suggests lake sturgeon may live for centuries, reshaping conservation plans for one of the Great Lakes’ rarest fish. Some of the lake sturgeon swimming in the Great Lakes may have been there before the United States existed. That…...

23+ hour, 9+ min ago   (1017+ words) A review of 57 studies reveals why music can ease pain, with personal choice, enjoyment, and active participation emerging as important factors. People put on music when something hurts, usually on the theory that it pulls attention away from the pain....

22+ hour, 45+ min ago   (1076+ words) The genes behind bat lifespan overlap with the genes that handle viruses, and one key immune gene comes in up to three copies. A bigger mammal usually lives longer, and bats are a striking exception. Among the mouse-eared bats, body…...

2+ day, 2+ hour ago   (1008+ words) Seattle coyotes live at nine times the density of Washington's wild lands, with fewer predators, fewer hunters, and far more to eat. Coyotes tend to avoid people. Yet they live far closer together in Seattle than in the wild country…...

3+ day, 12+ hour ago   (1043+ words) Coral reefs are under growing heat stress, but a new field test suggests researchers may have another tool to help them cope. Coral probiotics have worked in tanks for years, where a researcher controls the water and decides when the…...

3+ day, 15+ hour ago   (980+ words) Planting trees in snowy regions can reduce their climate benefit because dark forest canopies absorb sunlight that bright snow would reflect. Forest trees pull carbon out of the air, so Canada pays to plant them. In snow country, the land…...

4+ day, 16+ hour ago   (1057+ words) Periodical cicadas have failed to return to many recovered forests, and new research suggests natural recolonization could take centuries. Periodical cicadas spend more than a decade underground before pushing out of the ground by the trillions, covering the trees for…...

5+ day, 21+ hour ago   (722+ words) Alligators exposed to PFAS carry double the toxic chemicals and suffer from severe, lupus-like autoimmune reactions that leave them with unhealed wounds. For more than a century, scientists have borrowed from animals’ senses to detect dangers humans cannot see. Coal…...