All Stories
- Materials Science
Questions about toxic red tides, and more reader feedback
Readers had inquiries about a new deicing material, harmful algal blooms and more.
- Astronomy
Hubble has been busy since coming back online
Since getting back to work on October 26, the Hubble Space Telescope has been studying red dwarf flares, among other celestial objects.
- 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.
- Anthropology
Neandertal teeth reveal the earliest known signs of lead exposure
Chemical analyses of teeth from young Neandertals show that lead exposure in hominids goes back some 250,000 years.
- 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.
- Archaeology
Fossils hint hominids migrated through a ‘green’ Arabia 300,000 years ago
A once-green Arabia may have enabled Stone Age entries by Homo groups.
- Tech
Virtual reality therapy has real-life benefits for some mental disorders
Cheap, user-friendly virtual reality hardware could help VR therapy go mainstream. Some treatments are ready for primetime, while others are still in early testing.
- 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.
