1,416 results
- Health & Medicine
Anesthesia for youngsters is a tricky calculation
Scientists, doctors and parents face uncertainty when it comes to anesthesia for babies.
- Anthropology
Earliest evidence of monkeys’ use of stone tools found
600- to 700-year-old nut-cracking stones from Brazil are earliest evidence that monkeys used tools.
- Anthropology
Snooze patterns vary across cultures, opening eyes to evolution of sleep
Sleep plays out differently across cultures, but a consistent cycle of z’s and activity appears crucial.
- Animals
Dwarf lemurs don’t agree on sleep
Fat-tailed dwarf lemurs’ surprising hibernation-sleep doesn’t show up in ground-hibernating relatives.
- Animals
Bat brain signals illuminate navigation in the dark
New lab technologies that let bats fly freely allow scientists to track nerve cell signals as the animals dodge and weave.
- Animals
Pygmy slow loris in Asia takes unusual downtime in winter
The pygmy slow loris is the first primate outside Madagascar found to hibernate.
- Animals
Pygmy slow loris hibernates in winter
The pygmy slow loris truly hibernates, making it the first primate found outside Madagascar to do so, a new study says.
- Tech
Zippy new jumping bot catches air again and again
Leaping robot can bounce from floor to wall, parkour-style, and, like a bush baby, uses a “super-crouch” to get extra oomph out of jumps.
- Animals
Animals give clues to the origins of human number crunching
Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.
- Anthropology
Petite primate fossil could upend ideas about ape evolution
Ancient fossils suggest modern apes descended from a small, gibbonlike creature.
- Health & Medicine
Birth control research is moving beyond the pill
After decades of research, reproductive biologists are on the verge of developing new birth control options that stop sperm from maturing or save a woman's eggs for later.
- Life
Mouse cells grown in rats cure diabetes in mice
Mixing cells of two species produces pig and cattle embryos with some human cells.
