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Medical Xpress / How a chemical reaction triggers brain inflammation in Alzheimer's disease

The brain has its own immune system, which detects threats and mounts a defense. A growing body of evidence has shown that in Alzheimer's disease, those immune cells are chronically overactivated, causing inflammation that ...

16 minutes ago
Medical Xpress / Hidden in hair follicles, immune 'sentinel' cells may help skin detect microbes

Researchers at the School of Medicine at the University of California, Riverside have discovered previously unrecognized immune surveillance structures in the skin. Found within hair follicles, the cells resemble M (microfold) ...

36 minutes ago
Tech Xplore / Google commits $10 billion, could add $30 billion more to Anthropic

Google is planning to invest up to $40 billion in Anthropic, the artificial intelligence firm confirmed Friday, expanding a long-standing alliance between the two companies.

16 minutes ago
Tech Xplore / AI firms flex lobbying muscle on both side of Atlantic

AI developers are ramping up efforts to win over the hearts and minds of officials in Europe and the United States, hoping to sway governments as they weigh high-stakes regulatory frameworks for the ever more powerful technology.

1 hour ago
Tech Xplore / Billionaire Elon Musk enters courtroom showdown with OpenAI

Jury selection is to begin Monday in a high-profile legal battle between billionaire Elon Musk and artificial intelligence startup OpenAI, which he accuses of betraying its nonprofit mission.

26 minutes ago
Medical Xpress / WHO approves first malaria treatment for infants

The World Health Organization announced Friday that it had given prequalification approval to a malaria treatment for newborns and infants for the first time.

55 minutes ago
Medical Xpress / 'Natural' birth control risks unwanted pregnancy, experts warn

After taking the pill for a decade, Elodie Monnier Legrand decided to try "natural" birth control, an increasingly popular trend that requires tracking fertility to avoid becoming pregnant.

46 minutes ago
Phys.org / Carbon nanotubes are closing the gap on copper conductivity

Carbon nanotubes are one technology that many observers believe hasn't quite lived up to the extreme hype that surrounded them when they first appeared on the scene in the late 1990s. At that time, much was made of their ...

15 hours ago
Phys.org / Neutrinos caught on camera: Testing the first prototype of a new elementary particle detector

Some innovations in physics come from entirely new technologies, others from fresh theoretical insights. Others still take shape by bringing together existing tools in new ways, working out how to combine them to outperform ...

10 hours ago
Medical Xpress / Space-grown heart tissue could uncover failure pathways and improve cardiac repair

By studying and engineering heart tissue in the unique low-gravity environment of space, the laboratory of Arun Sharma, Ph.D., is uncovering new ways to protect and repair the failing heart. He addressed the 46th Annual Meeting ...

4 hours ago
Phys.org / 'Aquila Booster' challenges theoretical limits of particle acceleration in pulsar wind nebulae

The Large High Altitude Air Shower Observatory (LHAASO) has detected PeV (1015 eV) gamma-ray emission from a pulsar wind nebula powered by PSR J1849-0001 in the constellation Aquila, marking the discovery of a new PeVatron ...

15 hours ago
Tech Xplore / This artificial retina doesn't just aim to restore sight—it opens a hidden channel of vision

The retina, the thin layer of tissue at the back of the eye, is made up of photoreceptor cells that convert visible light into electrical signals, which is essential for human vision. Some diseases, such as retinal degeneration, ...

20 hours ago