All News

Phys.org / The extinct American 'cheetah' was not a cheetah after all

With their slender bodies and long front legs, Miracinonyx trumani—often nicknamed the "American cheetah"—was long thought to be a North American analog of the African big cat. But in a new study published in the journal ...

Sep 6, 2026
Phys.org / FAST finds two mysterious hydrogen clouds with no visible stars

Astronomers have found two clouds of hydrogen near the Whirlpool galaxy that appear to contain almost no stars. The clouds, discovered with China's FAST radio telescope, each contain roughly 3 million times the mass of the ...

Sep 5, 2026
Phys.org / How bird movements are helping researchers track a global virus

While the highly virulent avian influenza strain has only recently been discovered on Australian shores, researchers at Deakin University have been working behind the scenes for years, anticipating what an outbreak might ...

Sep 6, 2026
Tech Xplore / Iron could make high-energy sodium-ion batteries last longer

Lithium-ion batteries (LiBs), which charge and discharge by moving lithium ions between two electrodes known as the cathode and anode, remain the most widely used rechargeable batteries worldwide. Over the past decades, however, ...

Sep 5, 2026
Medical Xpress / Study identifies key driver of inflammation, opening door to potential new treatments

Researchers at Johns Hopkins Medicine have uncovered a critical biological mechanism that helps explain how inflammation is triggered and sustained in a wide range of diseases—highlighting a promising avenue for future therapeutic ...

Sep 5, 2026
Phys.org / Critically endangered pygmy raccoons observed making their own paper toys

Some of the most intriguing scientific breakthroughs happen when researchers aren't explicitly looking for them. Take, for example, the pygmy raccoon (Procyon pygmaeus), a critically endangered species that lives only on ...

Sep 4, 2026
Phys.org / Particle shape and size predict asteroid strength, revealing Bennu's surface is 50 times weaker than ground coffee

In a new Nature Communications study, researchers developed a universal scaling framework for the strength of granular asteroids, showing that their tensile strength can be predicted from the size and shape of their constituent ...

Sep 4, 2026
Phys.org / Lakes aren't just storing water—they're changing the carbon cycle

Lakes may look like picturesque stopping points along a river or stream, but they can have a big influence on what happens to carbon as it moves through a landscape. New research suggests that the more lake-rich a network ...

Sep 5, 2026
Medical Xpress / New data presented on the use of coronary artery calcium for cardiovascular risk assessment

There was no difference in major cardiovascular events when statin initiation was based on coronary artery calcium compared with traditional risk factor assessment, according to results presented in a Hot Line session today ...

Sep 6, 2026
Medical Xpress / Cerebroid study hints at how maternal inflammation may influence fetal brain development

Past studies suggest that a mother-to-be's heightened immune responses during pregnancy are linked to a higher risk of conditions affecting their offspring's brain development. While this association is well documented, the ...

Sep 5, 2026
Phys.org / Not a cheetah: Ancient DNA reveals the surprising Arctic life of extinct North American cat

A new study led by researchers at the University of California, Santa Cruz, has overturned decades of assumptions about Miracinonyx trumani, the extinct predator popularly known as the American cheetah. By analyzing nuclear ...

Sep 4, 2026
Phys.org / AI helps reveal the immersive sensory experiences of ancient Etruscan tombs

The Etruscan painted tombs in Tarquinia, Italy, date to the first millennium BCE and are known for their vivid scenes of music, feasting, processions and the afterlife. While these tombs have been extensively studied, archaeologists ...

Sep 4, 2026