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Phys.org / Plant mitochondria actively pull oxygen from chloroplasts, researchers discover

A new study from the University of Helsinki reveals how plant mitochondria draw molecular oxygen away from chloroplasts, an interaction not previously documented. The discovery sheds new light on how plants regulate oxygen ...

Mar 7, 2026
Tech Xplore / How AI could end online anonymity

The internet is rife with anonymous accounts as users adopt pseudonyms, sometimes for genuine reasons like speaking freely, and other times for nefarious ones. But this era of online privacy could be coming to a close. In ...

Mar 4, 2026
Phys.org / High-resolution ocean models better capture Atlantic-driven European heat waves

Europe is struggling more and more with extreme heat in the summer. While climate change is the main reason for this increase, what specific physical mechanisms cause a heat wave? One important driver of weather conditions ...

Mar 8, 2026
Phys.org / Most compact quadruple star system yet fits within an area the size of Jupiter's orbit

Astronomers have reported observations of a rare star system consisting of one star orbiting a system of three more tightly bound stars. This quadruple star system is described in a new study, published in Nature Communications, ...

Mar 4, 2026
Phys.org / Researchers track mineral growth on bioorganic coatings in real time at nanoscale

Materials that encourage mineralization, mimicking the process in the human body, are becoming increasingly important in medicine and technology. This process, which occurs at the interface between inorganic materials and ...

Mar 10, 2026
Phys.org / Astronomers discover TOI-5734 b, a hot sub-Neptune twice Earth's size

Using the Transiting Exoplanet Survey Satellite (TESS) and High Accuracy Radial velocity Planet Searcher for the Northern Hemisphere (HARPS-N), an international team of astronomers has discovered a hot sub-Neptune exoplanet ...

Mar 4, 2026
Phys.org / Heat-tolerant corals may help some reefs persist, but most still erode

A recent report on global tipping points warned that coral reefs face widespread dieback and have reached a point from which they cannot recover.

Mar 8, 2026
Tech Xplore / French AI startup AMI announces $1 bn raised in funding

French artificial intelligence startup AMI, co-founded by Meta's former chief AI scientist Yann LeCun, announced Tuesday it has raised $1 billion to develop models able to understand the physical world.

Mar 10, 2026
Phys.org / Study reveals new technique to identify individual night-flying birds for the first time

Millions of birds invisibly migrate through the night sky each autumn, most flying in near silence toward their wintering grounds. Now, scientists have developed a way to see and identify many of those birds for the first ...

Mar 7, 2026
Phys.org / Cockroaches that eat each other's wings become exclusive partners

Scientists have discovered that, far from being solitary insects, some cockroaches appear to form an exclusive bond with a partner. And how do they get this relationship off the ground? By eating each other's wings.

Mar 4, 2026
Phys.org / New peptide catalyst enables stereoselective head-to-tail macrocycle synthesis

A team at ETH Zurich developed a new peptide-based organocatalyst that handles macrocycle formation from start to finish. Macrocyclic compounds are ubiquitous both in nature and in the chemical industrial setup. They are ...

Mar 4, 2026
Phys.org / Stars like our sun may maintain the same rotation pattern for life, contrary to 45 years of theoretical predictions

Researchers at Nagoya University in Japan have conducted the most detailed simulation of the interior of stars and disproved a theory scientists have believed for 45 years: that stars switch their rotation patterns as they ...

Mar 6, 2026