19+ hour, 13+ min ago   (855+ words) Prenatal paracetamol exposure was linked with differences in infant girls’ ovaries and uterus, but future fertility remains uncertain. Pain and fever are common reasons people use paracetamol, known as acetaminophen in the United States. During pregnancy, that ordinary medicine choice…...

15+ hour, 56+ min ago   (1012+ words) Rats given LSD, psilocybin or 2C-B showed three different brain patterns, and the psychedelic drugs still differed a week later. Psychedelic drugs get filed together: one receptor, one sort of trip, one promise for depression, anxiety and addiction. In rats,…...

16+ hour, 53+ min ago   (1022+ words) Musical training made volunteers quicker to anticipate a pattern, but two minutes of watching a different one undid most of their gains. Getting faster at a movement pattern looks like getting smoother, and for a while it is. But push…...

16+ hour, 55+ min ago   (1029+ words) Electronic health records showed within weeks that 8% to 9% of emergency visits during two 2025 heat waves were caused by the heat. When a heat wave hits, health officials usually learn who it hurt about a year and a half later, once…...

22+ hour, 56+ min ago   (978+ words) Humans consistently walk heel-first, a unique walking style that saves energy but creates higher impact forces on bones and joints. Walking is so familiar that the first moment of each step rarely gets much attention. Humans normally place the heel…...

1+ day, 33+ min ago   (977+ words) Brain recordings reveal that people blend competing goals rather than simply switching from one choice to another. When your phone buzzes on the way to the kitchen, you don’t stop and pick one. You drift toward it, then back, doing…...

1+ day, 1+ hour 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....

1+ day, 58+ 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…...

1+ day, 15+ hour ago   (888+ words) Toggling airplane mode can quickly refresh a weak phone signal by forcing a new network search, though it cannot fix areas with no coverage or heavy congestion. One bar of cell phone signal at a restaurant, a call that drops…...

1+ day, 15+ hour ago   (1110+ words) A Mass General Brigham study finds the body burns fewer calories digesting a meal in the evening, and the cause is the internal clock, not sleep or activity. A sandwich eaten at 7 p.m. costs the body less energy to break down…...