News
- Chemistry
These fragile, futuristic batteries run longer with a little oil
A redesign for batteries that use aluminum and oxygen could help these inexpensive, lightweight power cells last longer.
- Life
How a life-threatening allergic reaction can happen so fast
Cells that act as sentries facilitate quick communication between allergens and anaphylaxis-triggering immune cells, a study in mice finds.
- Archaeology
Like Europe, Borneo hosted Stone Age cave artists
Rock art may have spread from Borneo across Southeast Asia starting 40,000 years ago or more.
- Neuroscience
Loneliness is bad for brains
Social isolation shrinks nerve cells in the brains of mice, a new study shows.
- Computing
Virtual avatars learned cartwheels and other stunts from videos of people
A new computer system that lets animated characters learn acrobatic skills from videos could be a cheaper alternative to traditional motion capture.
- Life
A mash-up of yeast and E. coli shows how mitochondria might have evolved
An engineered partnership between yeast and E. coli suggests one way mitochondria may have evolved.
- Physics
A new measurement bolsters the case for a (slightly) smaller proton
The PRad physics experiment has come up with a result favoring a punier proton.
- Life
Eating less protein may help curb gut bacteria’s growth
A new study in mice and 30 mammal species hints at what controls the types and amounts of gut microbes, which can contribute to health and disease.
- Planetary Science
Dawn, the first spacecraft to orbit 2 alien worlds, has gone silent
The Dawn probe, which hopped between two objects in the asteroid belt during its seven-year mission, ran out of fuel and stopped calling home.
- Physics
Vanadium dioxide’s weird phase transition just got weirder
When shifting from one crystalline structure to another, the atoms inside vanadium dioxide bumble around a lot more than expected.
- Astronomy
The Milky Way feasted on a smaller galaxy 10 billion years ago
The Milky Way swallowed another galaxy billions of years ago, and the leftover stars are still roaming the sky.
- Paleontology
Eggs evolved color and speckles only once — during the age of dinosaurs
Birds’ colorful eggs were inherited from their nonavian dinosaur ancestors.
