All Stories
- Health & Medicine
A cognitive neuroscientist warns that the U.S. justice system harms teen brains
The U.S. justice system holds adolescents to adult standards, and puts young people in situations that harm their development, a researcher argues.
- Plants
Some plants use hairy roots and acid to access nutrients in rock
Shrubs in mountainous areas of Brazil have specialized roots that secrete chemicals to extract phosphorus from rock.
- Animals
Tiger sharks feast on migratory birds that fall out of the sky
Terrestrial birds that fall from the sky during their migration across the Gulf of Mexico can end up in the bellies of tiger sharks.
- Health & Medicine
Measles erases the immune system’s memory
The measles virus can usher in other infections for months, or even years.
- Health & Medicine
Finding common ground can reduce parents’ hesitation about vaccines
Physicians are examining whether discussing shared health goals can bring vaccine-hesitant parents on board.
- Science & Society
How the battle against measles varies around the world
Measles is a global health threat. Snapshots of several countries show how stopping its spread depends on local conditions and beliefs.
- Paleontology
Signs of red pigment were spotted in a fossil for the first time
For the first time, scientists have identified the chemical fingerprint of red pigment in a fossil.
- Animals
Bad moods could be contagious among ravens
Ravens may pick up and share their compatriots’ negativity, a study on the social intelligence of these animals suggests.
- Science & Society
These are the top 10 landmarks in the history of making measurements
Little appreciated but vastly important, metrology celebrates a long history with the adoption of new definitions for key units.
- Physics
The kilogram just got a revamp. A unit of time might be next
After years of preparation, new definitions for the basic units of mass, temperature and more have now gone into effect.
- Paleontology
This early sauropod went from walking on four legs to two as it grew
A new computer analysis shows how Mussaurus patagonicus' center of gravity changed as the dinosaur grew.
- Health & Medicine
How allergens in pollen help plants do more than make you sneeze
A plant’s view of what humans call allergens in pollen grains involves a lot of crucial biology. And sex.
