Phys.org news

Phys.org / Skin and color pattern of 125-million-year-old crocodile revealed by extraordinary fossil from the Pyrenees

A new study published in Zoological Journal of the Linnean Society describes, for the first time in detail, the soft tissues preserved in Montsecosuchus depereti, a Lower Cretaceous crocodylomorph from the Pedrera de Meià ...

2 hours ago
Phys.org / Goats listen to human voices to find hidden food treats

Goats appear to have a rare ability not shared by many in the animal kingdom, and that is being able to follow the direction of a human voice to locate hidden objects. While dogs have been shown to do this, even our closest ...

4 hours ago
Phys.org / Drug-free nanoparticles stop tumor growth by transmitting biological messages to immune cells

A research team from the Technion's Wolfson Faculty of Chemical Engineering has developed an original technology for treating cancer using nanoparticles that carry no drugs at all and has demonstrated its effectiveness against ...

2 hours ago
Phys.org / Semiconductor chip writes 64 DNA sequences in water, setting new enzymatic benchmark

Silicon chips have powered computing for half a century. Increasingly, they are also becoming platforms to read and manipulate biology at scale—recording from many neurons, reading many DNA sequences and now synthesizing ...

3 hours ago
Phys.org / Radar echoes from Europa reveal secrets beneath the ice

A team of scientists has used NASA's Goldstone Solar System Radar and the U.S. National Science Foundation Green Bank Telescope (NSF GBT) to carry out the most extensive radar study to date of Europa, the ocean world orbiting ...

6 hours ago
Phys.org / Quantum Hall effect gains a new twist in graphene moiré systems

Physicists have long been drawn to the nonlinear Hall effect: a subtle variant of the classical Hall effect, in which an electric voltage appears perpendicular to a current flowing through a material. Unlike its classical ...

5 hours ago
Phys.org / How bacteria exploit human cell metabolism to sharpen infections and potentially evade treatment

A research team at the University of Greifswald's Research Training Group RTG-PRO "Proteases in pathogen and host: importance in infection and inflammation" has discovered a new mechanism by which bacterial pathogens adjust ...

3 hours ago
Phys.org / Oddball exoplanet challenges what it means to be a hot Jupiter

New research led by a scientist at IPAC—a science and data center for astrophysics and planetary science at Caltech—studying the hot Jupiter CoRoT-2 b has settled on one of the three leading hypotheses explaining why its ...

7 hours ago
Phys.org / Plants maintain photosynthesis in hotter, drier climates by coordinating biochemical processes to stabilize CO₂ levels

Researchers at The Australian National University (ANU) have uncovered a mechanism that helps plants continue photosynthesizing under extreme heat and dry air conditions—a finding that could improve how scientists predict ...

6 hours ago
Phys.org / New heat-regulating fabric feels fluffy like cotton—but doesn't get wet

Once cotton gets wet, it pulls heat from your body. This is helpful when you're exercising or outside on a hot day, but dangerous in the bitter cold. Now, researchers reporting in ACS Energy Letters have created an ultralight ...

3 hours ago
Phys.org / Thawing permafrost may trigger overlooked carbon sink in rivers

A new study published in Nature shows that rock weathering increasingly counteracts river CO2 emissions as permafrost degrades. The study was carried out by a collaborative team of researchers from Umeå University in Sweden ...

3 hours ago
Phys.org / Bees avoid too much of a good thing by balancing nutrients in pollen, study reveals

New Oxford University-led research reveals that bees can regulate their feeding to avoid overconsuming certain essential nutrients, and that honey bees make a specialist "baby food" that gives their larvae a better-balanced ...

3 hours ago