All Stories
-
Environment
Our plastic world
Some products contain chemicals that can pose a serious health risk.
By Emily Sohn -
Space
The solar system’s biggest junkyard
The science of tracking millions of pieces of garbage that orbit Earth is tricky and essential.
-
Math
Math and our number sense
Not all math skills are learned in the classroom. Some of them come naturally.
By Susan Gaidos -
Health & Medicine
The chemistry of sleeplessness
A brain chemical may help people stay awake even when they are really, really tired.
By Emily Sohn -
Tech
Nanomagnets corral oil
Scientists may have found a clever way to clean up oil spills -- with magnets.
By Emily Sohn -
Health & Medicine
Ear pain, weight gain
Scientists have found a link between frequent childhood ear infections and obesity later in life.
By Emily Sohn -
Earth
Where rivers run uphill
Three scientists travel to Antarctica to explore a secret world hidden beneath the ice.
By Douglas Fox -
Brain
Girls are cool for school
Preschool boys perform better in classes where the girls outnumber them.
-
Climate
In Antarctica watch the heat (and your step)
Behind the scenes: news detective.
By Douglas Fox