Uncategorized
- Animals
Be careful what you say around jumping spiders
Sensitive leg hairs may let jumping spiders hear sounds through the air at much greater distances than researchers imagined.
By Susan Milius - Life
Placenta protectors no match for toxic Strep B pigment
Strep B uses a toxic pigment made of fat to kill immune system cells, spurring preterm labor and dangerous infections, a monkey study shows.
- Computing
AI system learns like a human, stores info like a computer
A new artificial neural network hooked up to extra memory can learn to solve complex problems.
- Astronomy
Cosmic census of galaxies updated to 2 trillion
A new census of the cosmos suggests that there might be 2 trillion galaxies in the observable universe, about 10 times as many as previous estimates.
- Psychology
Erasing stigma needed in mental health care
Social forces drive those in need away from mental health care.
By Bruce Bower - Life
One-celled life possessed tools for going multicellular
Unicellular ancestors of animals had molecular tools used by multicellular life.
- Animals
Hot and spicy pain signals get blocked in naked mole-rats
Naked mole-rats have a protein that interrupts pain signal.
- Life
Ocean archaea more vulnerable to deep-sea viruses than bacteria
Deep-sea viruses kill archaea disproportionately more often than bacteria, a killing spree with important impacts on the global carbon cycle.
- Paleontology
Birds’ honks filled Late Cretaceous air
Oldest avian voice box fossil yet discovered belonged to a ducklike bird that lived during the age of the dinosaurs.
By Meghan Rosen - Materials Science
Superflexible, 3-D printed “bones” trigger new growth
New ultraflexible material could be the future of bone repair, but awaits human testing.
- Animals
African elephants walk on their tippy-toes
Pressure plates reveal how African elephants load their feet when they walk, providing clues to pachyderm podiatry problems.
- Health & Medicine
50 years ago, noise was a nuisance (it still is)
In 1966, scientists warned of the physical and psychological dangers of a louder world.