All Stories
- Materials Science
New ‘smart’ fibers curb fires in lithium-ion batteries
To stifle battery fires, scientists create component with heat-release flame retardant.
- Health & Medicine
Though complex, new peanut allergy guidelines are based on science
Unlike some past recommendations, new guidelines state that introducing babies to peanut-containing foods early is generally OK, with certain caveats.
- Health & Medicine
Promise and perils of marijuana deserve more scientific scrutiny
Report outlines medical potential and health dangers of cannabis and its components.
- Chemistry
New molecular knot is most complex yet
The knot is woven from 192 atoms of carbon, hydrogen, oxygen and nitrogen and forms a triple braid with eight crossing points.
- Neuroscience
How mice use their brain to hunt
Messages from the brain’s amygdala help mice chase and kill prey.
- Life
Shimmering soap bubbles have a dark side
Merging dark spots are indicators that a bubble is about to burst.
- Animals
It takes guts for a sea spider to pump blood
Most sea spiders have hearts, but what really gets their blood flowing are gut contractions.
- Neuroscience
Pain promoter also acts as pain reliever
A pain-sensing protein also regulates activity of pain-relieving opioids.
- Paleontology
Ancient oddball invertebrate finds its place on the tree of life
Ancient marine invertebrates called hyoliths may be more closely related to modern horseshoe worms than mollusks, a fossil analysis finds.
- Planetary Science
The moon is still old
New analysis of moon rocks points to our satellite forming about 4.51 billion years ago, roughly 60 million years after the start of the solar system.
- Earth
Mapping the future of continents and batteries
Editor in chief Eva Emerson discusses how science provides new perspectives on the past and the future.
- Paleontology
Readers weigh in on dinos, dark matter and more
Ancient bird calls, the search for dark matter and more in reader feedback.
