All News

Phys.org / Lightning channels reveal hidden bursts: Lateral negative re-discharges observed for first time

A new study led by researchers from the Institute of Atmospheric Physics of the Chinese Academy of Sciences (CAS) has uncovered the first observational evidence of lateral negative re-discharges occurring on negative leader ...

Dec 4, 2025 in Earth
Phys.org / New study challenges the idea of humans as innately nature-loving

Nature is a source of well-being and recovery for many people. However, research shows that there is also a growing number of individuals who experience negative emotions, such as fear, discomfort, or even disgust, toward ...

Dec 4, 2025 in Earth
Phys.org / Scientists capture first detailed look inside droplet-like structures of compacted DNA

Inside human cells, biology has pulled off the ultimate packing job, figuring out how to fit six feet of DNA into a nucleus about one-tenth as wide as a human hair while making sure the all-important molecules can still function.

Dec 4, 2025 in Biology
Medical Xpress / AI uncovers how DNA architecture failures trigger blood cancer

Cancer isn't just about broken genes—it's about broken architecture. Imagine a city where roads suddenly vanish, cutting off neighborhoods from essential services. That's what happens inside cells when the 3D structure ...

Dec 6, 2025 in Oncology & Cancer
Medical Xpress / PFAS exposure may limit improvements in blood sugar after bariatric surgery

A new USC study shows teens with higher blood levels of per- and polyfluoroalkyl substances (PFAS) measured before bariatric surgery had smaller improvements in blood sugar over five years, including fasting glucose and hemoglobin ...

Dec 5, 2025 in Surgery
Medical Xpress / Brain enzyme that drives nicotine addiction and smoking dependence identified

Nicotine addiction remains one of the most persistent public health challenges worldwide, driven by changes in the brain that reinforce repeated use and make quitting extremely difficult. For decades, scientists have focused ...

Dec 4, 2025 in Neuroscience
Phys.org / Long ago, Mars had massive watersheds—now finally mapped

What can mapped drainage systems on Mars teach scientists about the red planet's watery past? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to address as a team of scientists ...

Dec 6, 2025 in Astronomy & Space
Tech Xplore / Scalable thermal drawing method creates liquid metal fibers for wearable electronics

Over the past decades, many research teams worldwide have started working on electronic fibers. These are yarn-like components with electronic properties that can be weaved or assembled to create new innovative textile-based ...

Dec 2, 2025 in Engineering
Phys.org / Space debris poses growing threat, but new study suggests cleanup is feasible

High up in Earth's orbit, millions of human-made objects large and small are flying at speeds of over 15,000 miles per hour. The objects, which range from inactive satellites to fragments of equipment resulting from explosions ...

Dec 4, 2025 in Astronomy & Space
Phys.org / New palladium-gold alloy catalyst boosts methane-to-ethylene conversion with solar power

Researchers just hit two benefits with one catalyst. They converted methane (CH4), a potent greenhouse gas, into ethylene (C2H4), a highly demanded raw material in industrial sectors, using sunlight and a newly designed palladium–gold ...

Dec 2, 2025 in Chemistry
Phys.org / Lemon shark caught preying on invasive freshwater fish in Fernando de Noronha, Brazil

Researchers recorded lemon sharks (Negaprion brevirostris) preying on an invasive species, the jaguar cichlid (Parachromis managuensis), for the first time. This observation was made in Sueste Bay in March 2024. Sueste Bay ...

Dec 3, 2025 in Biology
Medical Xpress / Order of cancer-driving mutations affects the chance of tumor development, study shows

The order of cancer-driving mutations—genetic changes—plays an important role in whether tumors in the intestine can develop, new research reveals.

Dec 5, 2025 in Oncology & Cancer