Phys.org news

Phys.org / Astronomers inspect ultraluminous X-ray pulsar's magnetic field evolution in the Whale galaxy

Indian astronomers have investigated an ultraluminous X-ray pulsar in the galaxy NGC 4631, designated X-8. The new study, described in a paper published Feb. 16 on the arXiv preprint server, provides essential information ...

23 minutes ago in Astronomy & Space
Phys.org / Thunderstorms conjure ghostly coronae in treetops, observed outdoors for the first time

For the first time, researchers have observed and measured weak electrical discharges, known as coronae, on trees during thunderstorms. A new study describes the near-invisible sparkles appearing similarly on branches of ...

43 minutes ago in Earth
Phys.org / Mate choice: How social trends influence mate diversity

Whether people follow a general trend when choosing a partner or consciously decide against it has a noticeable impact on the diversity of phenotypes to choose from. This is shown by a new study by the University of Würzburg.

just added in Biology
Phys.org / New lab technique can reverse chemical process linked with Alzheimer's disease

An Oregon State University scientist and a team of undergraduate students have uncovered real-time insights into a chemical process linked with Alzheimer's disease, paving the way toward better drug designs. The researchers ...

1 hour ago in Chemistry
Phys.org / Decision-making nudges can improve racial equity in tenure decisions

After years of research, teaching, and service, a faculty member's tenure and future in academia hinge on the evaluations of their peers—senior faculty who serve on promotion and tenure committees. These evaluations can ...

3 minutes ago in Other Sciences
Phys.org / Cannabis essential oils unlock how camphor repels mosquitoes

From summer evenings to global disease prevention, mosquito repellents are a daily defense for billions of people, yet until now, scientists didn't fully understand how mosquitoes themselves perceive these "keep away" signals. ...

3 minutes ago in Biology
Phys.org / When smaller means better: How device scaling enhances memory performance

Shrinking ferroelectric tunnel junctions can significantly boost their performance in memory devices, as reported by researchers from Science Tokyo. The team fabricated nanoscale junctions directly on silicon substrates and ...

1 hour ago in Nanotechnology
Phys.org / Marine plastic pollution alters octopus predator-prey encounters, study shows

More than 350,000 chemicals are used worldwide, and many find their way into the ocean through plastic pollution. As plastics accumulate in coastal waters, they continuously leach bioactive additives that can interfere with ...

56 minutes ago in Biology
Phys.org / Engineered bacteria can consume tumors from the inside out

A research team led by the University of Waterloo is developing a novel tool to treat cancer by engineering hungry bacteria to literally eat tumors from the inside out. "Bacteria spores enter the tumor, finding an environment ...

1 hour ago in Biology
Phys.org / Methane's missing emissions: The underestimated impact of small sources

Methane is a potent greenhouse gas, with an impact estimated at 80 times that of CO₂. Although efforts are being made to reduce the contribution of big polluters to methane in Japan, new research from Osaka Metropolitan ...

1 hour ago in Earth
Phys.org / Electrical control of magnetism in 2D materials promises to advance spintronics

Conventional electronics process information leveraging the electrical charge of electrons. Over the past few decades, some electronics engineers have been exploring the potential of a different type of device that instead ...

4 hours ago in Physics
Phys.org / Stone Age deceased dressed in spectacular feather and fur headgear, new research technique reveals

A recently published research article examines the microscopic remains of clothing and burial items dating back roughly 7,000 years. The study focused on the Skateholm I and II cemeteries in Scania, southern Sweden, with ...

1 hour ago in Other Sciences