All News

Phys.org / Extinct rocket frog species identified from single 62-year-old museum specimen

Anyone walking through the Tarumã neighborhood in Curitiba (the capital of the state of Paraná, Brazil) today may find it difficult to imagine the area as it was in the past. Between the buildings, racetrack, and the city's ...

1 hour ago in Biology
Phys.org / Dusty star-forming galaxy at high redshift discovered

An international team of astronomers reports the discovery of a new dusty star-forming galaxy at high redshift. The newfound galaxy, designated AC-2168, was detected using the Atacama Large Millimeter/submillimeter Array ...

6 hours ago in Astronomy & Space
Phys.org / Back to the beach: Why did evolution return some animals to the water?

In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species, that evolution also involved a return trip. Dozens of major mammal and ...

1 hour ago in Biology
Phys.org / LHAASO conducts all-sky search for exploding primordial black holes

Primordial black holes (PBHs) are black holes theorized to have formed shortly after the Big Bang. Compared to black holes emerging from collapsing stars, PBHs could have very different masses, ranging from very small to ...

6 hours ago in Astronomy & Space
Phys.org / Isotope-based method can detect unknown selenium compounds

Although present in very small amounts, selenium (Se)-based compounds play important roles in protecting the body from oxidative stress, regulating thyroid hormones, strengthening the immune system, and even detoxifying heavy ...

2 hours ago in Chemistry
Phys.org / The Suez Rift—once deemed inactive—is still drifting, study reveals

The tectonic plates under Africa and Asia are slowly drifting apart, as the Gulf of Suez that separates these two land masses continues to widen at a rate of about 0.26–0.55 millimeters per year.

7 hours ago in Earth
Phys.org / Pain research reveals new detail of how synapses strengthen

Researchers from The University of Texas at Dallas' Center for Advanced Pain Studies (CAPS) and their colleagues have made a fundamental discovery about a key mechanism that enables nervous system connections to strengthen.

1 hour ago in Biology
Medical Xpress / Obese patients undergoing shoulder replacement surgery face no increased safety risk, study finds

Higher BMI is not linked to increased risk of death or other complications following shoulder replacement surgery, according to a study by Epaminondas Markos Valsamis from the University of Oxford, UK, and colleagues published ...

1 hour ago in Surgery
Phys.org / Richest Iron Age burial assemblage in Southern Levant discovered at Horvat Tevet

A recent study by Dr. Omer Peleg and his colleagues examined the unique 7th-century BCE (Iron IIC) cremation burial assemblage discovered at Horvat Tevet. The assemblage is the richest and most diverse burial assemblage found ...

8 hours ago in Other Sciences
Phys.org / New scalable single-spin qubits could simplify future processors

Quantum computers, which operate leveraging effects rooted in quantum mechanics, have the potential of tackling some computational and optimization tasks that cannot be solved by classical computers. Instead of bits (i.e., ...

8 hours ago in Physics
Medical Xpress / Cerebrospinal fluid motion in the brain captured in remarkable detail

Cerebrospinal fluid (CSF) is a clear and watery liquid that flows in and around the brain and spinal cord. Its functions include protecting parts of the nervous system, delivering nutrients and removing metabolic waste.

8 hours ago in Neuroscience
Medical Xpress / Ancient Arctic adaptations may influence modern disease risk

Over the past 25 years, Greenlanders have experienced a dramatic increase in cardiometabolic diseases, including type 2 diabetes and cardiovascular disease. Scientists have already linked their increased risk of these diseases ...

2 hours ago in Genetics