News

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.

Neuroscience

Stimulating the spinal cord helps 3 more paralyzed people walk

There’s more evidence that with targeted spinal cord stimulation, paralyzed people can move voluntarily — and even walk.