Phys.org news

Phys.org / Gene edit makes probiotic safer for immunocompromised patients

An international team of researchers has modified a probiotic yeast to make it safer for use by immunocompromised people, older adults and infants. Testing in an animal model found that the modified yeast is less likely to ...

10 hours ago
Phys.org / Multi-wavelength observations track bright gamma-ray blazar's three-year cycle

By analyzing the data from various space observatories and ground-based telescopes, European astronomers have performed a multiwavelength study of a bright gamma-ray blazar known as S5 1044+71. The new study, published Feb. ...

19 hours ago
Phys.org / Robotic microfluidic platform brings AI to lipid nanoparticle design

AI has designed candidate drugs for antibiotic-resistant infections and genetic diseases. But efforts to incorporate AI into the design of lipid nanoparticles (LNPs), the revolutionary delivery vehicles behind mRNA therapies ...

12 hours ago
Phys.org / Nanosecond light-by-light switching achieved in liquid crystal droplet

Controlling light with light is a long-sought goal for computing and communication technologies. Achieving this capability would allow optical signals to be processed without converting them into electrical signals, potentially ...

11 hours ago
Phys.org / Antarctic sea ice rebounds in 2026, nearing average after four years

Antarctic sea ice coverage has likely rebounded this year, coming closer to its annual summer average after four years of extreme lows, US scientists said Monday.

14 hours ago
Phys.org / CRISPR-based technique unlocks healing power of mitochondria for heart failure therapy

After a heart attack, the heart struggles to recoup and maintain energy. One-third of patients develop heart failure as a result—a condition that impacts 6.8 million Americans and carries a high lifetime risk, with 1 in ...

11 hours ago
Phys.org / AI tool streamlines drug synthesis, dramatically reducing lab work and costs

Drug discovery is like molecular Tetris. Chemists snap atoms together, adjusting the pieces until everything fits, and suddenly, a molecule makes a promising new medicine. Normally, creating better molecules consumes huge ...

11 hours ago
Phys.org / Unlocking the hidden pocket on a billion‑dollar drug target

For years, a protein inside our cells has quietly powered billions of dollars' worth of cancer drugs. Now a team of researchers have discovered that this workhorse protein, called cereblon, in addition to its known functions, ...

12 hours ago
Phys.org / Five-minute test spots PFAS down to parts-per-trillion

When Sandia scientists Ryan Davis and Nathan Bays set out to find a better way to absorb and degrade PFAS in water sources, they kept running into the same issue: Detecting the chemicals in samples took too long. So, they ...

12 hours ago
Phys.org / Scientists trace crop viruses back to the last Ice Age

Long before humans cultivated crops or sailed between continents, a group of plant viruses was already evolving among wild plants in Eurasia. According to a new international study published in Plant Disease, the ancestors ...

12 hours ago
Phys.org / Key protein SYFO2 enables 'self-fertilization' of leguminous plants

Most plants allow fungal microorganisms to enter their root cells and provide them with carbohydrates in exchange for a better supply of nutrients and water. Only leguminous plants like peas, beans, and clover enter into ...

13 hours ago
Phys.org / A brighter future may not suit everyone: Polar cod face difficulties due to warming

Under the Arctic sea ice, fish and plankton live in complete darkness, even in midsummer. Ice floes stop the sun's rays, especially if they are covered by snow. As the ocean heats up, the sea ice thaws, and new regions are ...

16 hours ago