A prehistoric method for tailoring clothes may be written in bone
A punctured bone fragment predates eyed needles in Western Europe by about 15,000 years
The Smithsonian’s ‘Lights Out’ inspires visitors to save the fading night sky
The exhibition explores the harms of light pollution and how to reduce them
Invasive yellow crazy ants create male ‘chimeras’ to reproduce
This unusual reproduction method may help these ants rapidly spread
These transparent fish turn rainbow with white light. Now, we know why
Light gets diffracted by repeated structures in the ghost catfish’s muscles
Two scientists’ trek showed how people of Chaco Canyon may have hauled logs
The researchers literally put their heads together to solve this transportation mystery
Scientists have mapped an insect brain in greater detail than ever before
Charting a larval fruit fly’s nerve cells and their connections took 12 years
The Yamnaya may have been the world’s earliest known horseback riders
Excavated human skeletons indicate that the Yamnaya rode horses around 5,000 years ago
Medicated eye drops may delay nearsightedness in children
The earlier myopia starts, the worse eye health can become later in life
Psychedelics may improve mental health by getting inside nerve cells
What matters is on the inside — of neurons
3-D maps of a protein show how it helps organs filter out toxic substances
Changes in pH make the protein open and close in different environments
How fingerprints form was a mystery — until now
A theory proposed by mathematician Alan Turing in the 1950s helps explain the process
A newfound ‘croakless’ frog may communicate via touch
The animal might use spines on its throat to recognize potential mates instead of calls
Are your cats having fun or fighting? Here are some ways to tell
Certain behaviors hint at how your cat feels about its playmate
These shape-shifting devices melt and re-form thanks to magnetic fields
Gallium plus magnetism equals something straight out of Terminator 2
The ‘breakthrough’ obesity drugs that have stunned researchers
A class of drugs that quash hunger have shown striking results in trials and in practice. But can they help all people with obesity — and conquer weight stigma?
Climate-change content shrinks in US university textbooks
Sections on climate change have gotten shorter and moved farther back in biology textbooks since the 2000s.
Are we in the Anthropocene? Geologists could define new epoch for Earth
Researchers have zeroed in on nine sites that could describe a new geological time, marked by pollution and other signs of human activity.
Prehistoric carvings are oldest known story sequence
Two carved panels discovered in what is now Turkey illustrate a tale involving leopards and a bull.