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Phys.org / Deep-sea volcanoes: Windows into the subsurface

Hydrothermally-active submarine volcanoes account for much of Earth's volcanism and are mineral-rich biological hotspots, yet very little is known about the dynamics of microbial diversity in these systems. This week in PNAS, ...

16 hours ago in Earth
Phys.org / Fingerprints' moisture-regulating mechanism strengthens human touch: study

Human fingerprints have a self-regulating moisture mechanism that not only helps us to avoid dropping our smartphone, but could help scientists to develop better prosthetic limbs, robotic equipment and virtual reality environments, ...

16 hours ago in Biology
Phys.org / Researchers offer new theory on 'Venus' figurines

One of world's earliest examples of art, the enigmatic 'Venus' figurines carved some 30,000 years ago, have intrigued and puzzled scientists for nearly two centuries. Now a researcher from the University of Colorado Anschutz ...

3 hours ago in Other Sciences
Phys.org / New device offers faster way to detect antibiotic-resistant bacteria

Bacterial infections have become one of the biggest health problems worldwide, and a recent study shows that COVID-19 patients have a much greater chance of acquiring secondary bacterial infections, which significantly increases ...

4 hours ago in Chemistry
Phys.org / Flashy lizards are more attractive to mates and to predators

In the lizard world, flashy colors attract the interest of females looking for mates. But they can make colorful males desirable to other eyes, too—as lunch.

4 hours ago in Biology
Medical Xpress / Child HIV treatment cost slashed: Unitaid

A strawberry-flavoured HIV treatment for the 1.7 million children living with the virus will slash the cost of yearly paediatric treatment by three quarters, Unitaid announced on World AIDS Day.

1 hour ago in HIV & AIDS
Phys.org / Indian astronomers detect companion star to V1787 Ori

Astronomers from India have reported the finding of a companion star to an intermediate-mass Herbig Ae star known as V1787 Ori. The newly detected object turns out to be of M-type and is about 60% less massive than our sun. ...

22 hours ago in Astronomy & Space
Medical Xpress / Cortex over reflex: Study traces circuits where executive control overcomes instinct

When riding your bike to the store you might have two very different reasons to steer: plain old reflex when you something dart into your path, or executive control when you see street signs that indicate the correct route. ...

19 hours ago in Neuroscience
Phys.org / Researchers explore population size, density in rise of centralized power in antiquity

Early populations shifted from quasi-egalitarian hunter-gatherer societies to communities governed by a centralized authority in the middle to late Holocene, but how the transition occurred still puzzles anthropologists. ...

15 hours ago in Other Sciences
Medical Xpress / Mystery still shrouds COVID-19 origin

While many scientists are racing to find vaccines to tame the spread of the coronavirus pandemic, other researchers are probing the past, trying to unravel one of the greatest mysteries of the virus: exactly where it came ...

Phys.org / Abnormal conductivity in low angle twisted bilayer graphene

Materials scientists can control the interlayer twist angle of materials to offer a powerful method to tune electronic properties of two-dimensional (2-D) van der Waals materials. In such materials, the electrical conductivity ...

22 hours ago in Nanotechnology
Phys.org / Recombinant collagen polypeptide as a versatile bone graft biomaterial

The current gold standard for bone grafting surgery includes autografts and allografts, although a growing demand exists to develop synthetic biomaterials for enhanced bio-integration in bone tissue engineering. In a new ...

20 hours ago in Chemistry