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Phys.org / Zero lasing modes are not always topological

The convergence of non-Hermitian physics and topological photonics has opened exciting research directions in recent years, particularly in the development of robust laser systems.

18 hours ago in Physics
Phys.org / Misinformation is an inevitable biological reality across nature, researchers argue

From claims that vaccines don't work to manipulated images and deliberately misrepresenting what politicians say, social media is often rife with misinformation. But far from being a recent phenomenon, there is nothing new ...

20 hours ago in Biology
Phys.org / Yuletide kissers, smooch without guilt: Research suggests your mistletoe didn't harm its tree host

If mistletoe's status as a nutrient-stealing freeloader has been cooling your holiday ardor, new research led by an Oregon State University scientist may help relight the fire.

17 hours ago in Biology
Phys.org / Saturday Citations: Nice people are happier; Uranus may not be icy; SIM farm reporting

This week, researchers identified signaling pathways underpinning drug resistance in pancreatic cancer, a normally lethal diagnosis. A physicist proposed that conscious states in the brain may arise from the brain's ability ...

20 hours ago in Other Sciences
Dialog / Freezing salty water reveals dynamic brine migration and evolving ice patterns

Imagine holding a narrow tube filled with salty water and watching it begin to freeze from one end. You might expect the ice to advance steadily and push the salt aside in a simple and predictable way. Yet the scene that ...

19 hours ago in Chemistry
Medical Xpress / Mouse model reveals how muscular dystrophy triggers gut muscle over-contraction

Myotonic dystrophy type 1 (DM1) is the most common form of adult-onset muscular dystrophy, affecting about 1 in 8,000 people. While it is well known for causing muscle weakness and stiffness, DM1 also affects other organs, ...

Medical Xpress / FDA drug trials exclude a widening slice of Americans, research reveals

A new study finds just 6% of clinical trials used to approve new drugs in the U.S. reflect the country's racial and ethnic makeup, with an increasing trend of trials underrepresenting Black and Hispanic individuals.

18 hours ago in Medical research
Medical Xpress / Chromatin accessibility maps reveal how stem cells drive myelodysplastic syndrome progression

Over the past few decades, advances in hematology have illuminated how a delicate balance between stem cell self-renewal and differentiation sustains healthy blood formation. In myelodysplastic syndrome (MDS), however, this ...

17 hours ago in Genetics
Medical Xpress / Circular single-stranded DNA molecules for safer genetic medicine

To our immune system, a potentially lifesaving gene therapy can look a lot like a dangerous infection. That's because most genetic medicine uses viruses or double-stranded DNA to deliver genetic information to target cells. ...

14 hours ago in Genetics
Phys.org / Exotic animal cafes: Cute trend or welfare crisis?

Imagine sipping a latte while stroking an owl or watching an otter play at your feet. This is the promise of exotic animal cafes, a trend that blends coffee culture with wildlife encounters. But behind the Instagram-worthy ...

14 hours ago in Biology
Phys.org / Growing a mix of plants in fields can save farmers money and help the environment

Farmers have increasingly sown a single type of grass in their fields over the past 100 years, and then added chemical fertilizer to increase their harvest. But new research suggests that there are alternatives that are cheaper ...

16 hours ago in Biology
Tech Xplore / EU 2035 combustion-engine ban review: What's at stake

The European Commission is expected to announce on Tuesday measures relaxing a 2035 ban on new gasoline and diesel car sales.

15 hours ago in Energy & Green Tech