News
- Health & Medicine
Mars trip would deliver big radiation dose
Curiosity instrument confirms expectation of major exposures.
- Paleontology
Fossil muddies the origin of birds
New specimen may be a feathered dinosaur — or the earliest avian yet discovered
- Climate
Southwest’s monsoon season may heat up with the climate
Warmer temperatures may bring stronger rainy seasons over the long term, study finds.
By Erin Wayman - Life
Response to bacterial infection depends on time of day
Mice that got Salmonella in the evening fared better than those given the microbe in the morning.
By Meghan Rosen - Plants
Mosses frozen in time come back to life
Buried under a glacier for hundreds of years, plants regrow in the lab.
By Erin Wayman - Animals
How roaches developed disgust at first bite
A change in taste cells makes glucose-baited traps repellent.
By Susan Milius - Life
Tests show that deadly flu could spread among people
Experiment shows that new influenza virus transmits through air between ferrets, a common experimental stand-in for humans.
- Life
A molecular window on itch
Researchers discover chemical puppet master behind the need to scratch.
- Planetary Science
Gone perhaps, but Kepler won’t soon be forgotten
Astronomers look forward to building on the planet-hunting telescope's discoveries.
By Andrew Grant - Psychology
Less is more for smart perception
Neural efficiency reigns in brains of high-IQ individuals as they view their surroundings, a new study indicates.
By Bruce Bower - Life
Foot fungi a thriving, diverse community
A skin census finds that toes and heels have the most fungal types.
By Meghan Rosen - Life
Experimental vaccine protects against many flu viruses
Ferrets that receive shot can fight off variety of influenza strains.