All Stories
-
Archaeology
A four-holed piece of ivory provides a glimpse into ancient rope-making
The tool, unearthed in Central Europe, suggests that locals made devices for stringing together sturdy cords over 35,000 years ago, researchers say.
By Bruce Bower -
Microbes
Bird flu viruses may pack tools that help them infect human cells
Bringing along their own ANP32 proteins may give avian flu viruses a jump-start on copying themselves to adapt to and infect humans and other animals.
-
Physics
A pivotal quantum theory holds up even in extreme electric fields
Quantum electrodynamics, which describes how charged particles and light interact, works in the strong fields around highly ionized uranium atoms.
-
Animals
Parrots can move along thin branches using ‘beakiation’
The movement involves swinging along the underside of branches with their beaks and feet, similar to how primates swing between trees.
-
Life
Insects flocking to artificial lights may not know which way is up
Insects may use light to figure out where the ground is. Artificial lights send them veering off course, data from high-speed infrared cameras suggests.
-
Science & Society
Geneticist Krystal Tsosie advocates for Indigenous data sovereignty
A member of the Navajo Nation, she believes Indigenous geneticists have a big role to play in protecting and studying their own data.
By Joseph Lee -
Health & Medicine
Under very rare conditions, Alzheimer’s disease may be transmitted
Alzheimer’s isn’t contagious. But contaminated growth hormone injections caused early-onset Alzheimer’s in some recipients, a new study suggests.
-
Humans
Here’s why COVID-19 isn’t seasonal so far
Human immunity and behavior may be more important than weather for driving seasonality when it comes to COVID-19.
-
Climate
Cold, dry snaps accompanied three plagues that struck the Roman Empire
New climate data for ancient Italy point to temperature and rainfall influences on past infectious disease outbreaks.
By Bruce Bower -
Animals
What parrots can teach us about human intelligence
By studying the brains and behaviors of parrots, scientists hope to learn more about how humanlike intelligence evolves.
-
Neuroscience
Handwriting may boost brain connections more than typing does
Students asked to write words showed greater connectivity across the brain than when they typed them, suggesting writing may be a better boost for memory.
-
Planetary Science
NASA’s Ingenuity helicopter officially ends its mission on Mars
NASA’s Ingenuity helicopter suffered damage during a recent flight and has ended its mission on Mars after nearly three years on the Red Planet.
By Adam Mann