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Phys.org / Reading the moon's diary, one speck of dust at a time

Magnetism on the moon has always been a bit confusing. Remote sensing probes have noted there is some magnetic signature, but far from the strong cocoon that surrounds Earth itself. Previous attempts to detect it in returned ...

2 hours ago in Astronomy & Space
Phys.org / Cosmic radiation brought to light: Researchers measure ionization in dark cloud for the first time

Where starlight doesn't reach, new things are born: For the first time, an international research team has directly measured the effect of cosmic radiation in a cold molecular cloud. The observation shows how charged high-energy ...

7 hours ago in Astronomy & Space
Phys.org / Global warming is speeding breakdown of major greenhouse gas, research shows

Scientists at the University of California, Irvine have discovered that climate change is causing nitrous oxide, a potent greenhouse gas and ozone-depleting substance, to break down in the atmosphere more quickly than previously ...

11 hours ago in Earth
Phys.org / JWST discovers a new extremely metal-poor dwarf galaxy

Using the James Webb Space Telescope (JWST), astronomers have discovered a new dwarf galaxy, which received designation CAPERS-39810. Further investigation of CAPERS-39810 revealed that it is an extremely metal-poor galaxy. ...

14 hours ago in Astronomy & Space
Medical Xpress / GLP-1 drugs tied to lower-calorie, lower-sugar food purchases

Researchers at Steno Diabetes Center Copenhagen reported that starting a GLP-1 receptor agonist (GLP-1RA) coincided with slightly healthier supermarket purchases. Grocery purchases from GLP-1RA users in Denmark contained ...

13 hours ago in Health
Phys.org / Ozone-depleting CFCs detected in historical measurements—20 years earlier than previously known

An international research team led by the University of Bremen has detected chlorofluorocarbons (CFCs) in Earth's atmosphere for the first time in historical measurements from 1951—20 years earlier than previously known. ...

8 hours ago in Earth
Medical Xpress / A fungus living in our body can make melanoma more aggressive

Cancer is one of the causes responsible for the most deaths worldwide. In 2020, for example, it resulted in ten million deaths. It has been estimated that microorganism infections caused between 13 and 18% of these cases. ...

Medical Xpress / A single skin gene helps build the body's first line of immune defense

Researchers at Ben-Gurion University of the Negev (BGU) have discovered that a gene long known for shaping the skin's physical barrier also plays a crucial role in building and maintaining the skin's immune defense. The findings, ...

7 hours ago in Immunology
Medical Xpress / Pancreatic tumors eliminated in mice without resistance developing

Current drugs for pancreatic cancer lose effectiveness within months because the tumor becomes resistant. Now, a group from Spain's National Cancer Research Centre (CNIO) has been able to avoid the development of resistance ...

8 hours ago in Oncology & Cancer
Tech Xplore / Neptunium study yields plutonium insights for space exploration

Researchers at the Department of Energy's Oak Ridge National Laboratory are breathing new life into the scientific understanding of neptunium, a unique, radioactive, metallic element—and a key precursor for production of ...

3 hours ago in Energy & Green Tech
Phys.org / Urban light pollution disrupts nighttime melatonin in wild nurse sharks

Artificial light from major coastal cities can disrupt the nighttime biology of sharks, according to new research that provides the first-ever measurements of melatonin—a hormone tied to biological rhythms—in wild sharks.

3 hours ago in Biology
Medical Xpress / Premature aging may result from immune responses triggered by faulty DNA repair

DNA is often described as the instruction manual for building the fundamental components of life. Proteins are helpers that aid DNA in carrying out essential processes such as replication, repair, and transcription. Under ...