Phys.org news

Phys.org / Even after adopting cattle, early east African herders kept hunting and gathering for 1,000 years

Eastern Africa's earliest livestock herders continued fishing, hunting and gathering for centuries after livestock were first brought to the region. The first pastoralists in eastern Africa didn't suddenly switch to a diet ...

5 hours ago
Phys.org / Galactic collision may have reset Milky Way disk 11 billion years ago

A new study led by researchers at the Institute of Cosmos Sciences of the University of Barcelona (ICCUB) and the Institute of Space Studies of Catalonia (IEEC) reveals how the disks of galaxies like the Milky Way are affected ...

6 hours ago
Phys.org / How hidden viruses wake up inside seaweed and pass on to future generations

Researchers at the Max Planck Institute for Biology Tübingen have shown that giant viruses long thought to exist only as fleeting, free-living particles that can embed themselves permanently in the genome of a multicellular ...

5 hours ago
Phys.org / You are what you eat: Cichlid fish reveal how food sources drive evolution of digestive system

Different beak and jaw shapes are illustrative examples of how animal species have adapted to different food sources. In a new study published in the journal Nature, researchers now show how diet itself shapes the composition ...

2 hours ago
Phys.org / Nondestructive DNA sampling reveals 1,300 years of secrets in historic parchments

Researchers have demonstrated a nondestructive way to collect cellular material from historical parchment manuscripts, allowing them to conduct genetic analyses that offer new insights into everything from trade routes to ...

6 hours ago
Phys.org / Indian and Tibetan wolves reveal ancient lineages with unexpected genomic diversity

Wolves in India, like the pack that raised Mowgli in "The Jungle Book," can often feel disconnected from both the research and storytelling of wolves. Rice University professor Lauren Hennelly is working to change that. Her ...

2 hours ago
Phys.org / Dark lunar craters could host ultrastable lasers for moon navigation

They rank among the darkest and coldest places in the solar system: Hundreds of lunar craters, many of them at the moon's south pole, never receive direct sunlight and lie in permanent shadow. That's exactly why physicist ...

6 hours ago
Phys.org / From wetland sediment, scientists uncover centuries of climate chaos—and human resilience

The climate of the ancient Eastern Mediterranean was far more turbulent than previously thought—and a new study suggests that people adapted anyway. An international team of scientists, spearheaded by UC San Diego's Center ...

3 hours ago
Phys.org / Intensifying droughts may be pushing tropical forests toward a dangerous threshold

Tropical forests, often described as the lungs of the planet, may be edging closer to a dangerous threshold as droughts become more frequent and widespread across the world's humid tropics. New research suggests these ecosystems ...

11 hours ago
Phys.org / Microneedle patch vaccine could solving one of farming's most stubborn problems

Sticking needles into arms—or rather, haunches—is often the hardest part of distributing an effective agricultural vaccine. Now, University of Connecticut researchers show in the April 15 issue of Advanced Healthcare Materials ...

3 hours ago
Phys.org / Twisted WSe₂ reveals elusive charge-neutral quantum modes

Quantum materials, materials with properties that are influenced by the laws of quantum mechanics, have attracted considerable attention over the past few decades. Their unique properties make these materials advantageous ...

12 hours ago
Phys.org / Eyes that photosynthesize: Scientists plant a cure for dry eye disease

What if eyes could use light to heal themselves? Drawing inspiration from how plants harness sunlight, researchers at the National University of Singapore (NUS) are pioneering a revolutionary treatment for dry eye disease. ...

7 hours ago