All News

Medical Xpress / Truth, or misinformation? A statistician explains the challenge of assessing evidence

When United States Health Secretary Robert F. Kennedy Jr. unveiled new dietary guidelines earlier this year to "Make America Healthy Again," they received a mixed response.

2 hours ago
Phys.org / Microscopic mechanism of 'quantum collapse' in real-world environments uncovered for the first time

A research team has, for the first time in the world, elucidated the microscopic mechanism by which quantum order is lost and collapses in "open quantum environments" existing in nature. Since perfectly isolated quantum systems ...

10 hours ago
Phys.org / A simple ECG test could flag racehorses at risk of exercise arrhythmias

A quick heart trace taken during a warm-up trot could identify racehorses at risk of cardiac arrhythmias during high-intensity exercise, according to a new study led by the University of Surrey. The screening method analyzes ...

8 hours ago
Tech Xplore / Opening the door to more efficient orbitronic devices

Electrons have three intrinsic properties: spin, charge and orbital angular momentum. Researchers have long studied how to use spin to more efficiently create an electrical current. But the field of orbitronics—which is based ...

8 hours ago
Medical Xpress / Stress tested, testing stress: Novel organoid models how the adrenal gland develops

Sitting above each kidney are two small endocrine glands about the size of walnuts. These are the adrenal glands, responsible for producing hormones that help control some of the body's most critical functions. Among these ...

8 hours ago
Phys.org / AI makes rewilding look tame—and misses its messy reality

Humans have always imagined the natural world. From Ice Age cave paintings to the modern day, we depict the animals and landscapes we value—and ignore those we don't.

2 hours ago
Medical Xpress / Smart sensor decodes fatigue and stress from body signals on the move

About one in three employees in Singapore report feeling burnt out—one of the highest rates globally. Burnout and chronic fatigue carry a substantial economic cost and pose serious risks in professions where alertness is ...

9 hours ago
Phys.org / New insights into hornification could strengthen the future of paper production

When paper dries and is subsequently rewetted, its properties change permanently. This phenomenon is known as hornification. New research now shows that the process is more complex than previously assumed, and that temperature, ...

12 hours ago
Tech Xplore / AI companions can comfort lonely users but may deepen distress over time

AI companions are always available, never judge, never tire and never demand anything in return. If someone is struggling with loneliness, this frictionlessness can seem profoundly appealing. However, new research shows that ...

10 hours ago
Phys.org / Artemis astronauts more than halfway to Moon, putting Earth in rearview

The Artemis 2 astronauts have passed the halfway point between Earth and the moon on Saturday as they sped toward a planned lunar flyby, with NASA releasing initial images of Earth taken from inside the Orion spacecraft.

15 hours ago
Phys.org / Two's company: Scientists identify new class of star remnants

In about 5 to 8 billion years, our sun is expected to evolve into a white dwarf—an extremely dense, Earth-sized stellar remnant that has exhausted its fuel and shed its outer layer. But while our sun is a solitary star, research ...

5 hours ago
Phys.org / Thermal justice: New report examines threat of extreme heat, suggests culturally informed policies

Extreme heat kills more people in the U.S. each year than hurricanes, floods, and tornadoes combined. But how can we address a seemingly natural force? Heat can often seem solely weather-related, with policies trying to find ...

6 hours ago