All News
Dialog / Hydrogenases spill the beans: Key catalytic moves revealed
Hydrogenases catalyze the reversible splitting and production of hydrogen gas (H2), using complex catalytic cofactors comprising Earth-abundant nickel and/or iron ions. These enzymes, especially the [NiFe]-hydrogenases (fig. ...
Phys.org / A foot-tall elephant? 'Prehistoric Planet: Ice Age' on Apple TV reveals surprising creatures
If you've seen any of the "Ice Age" animated Disney movies, we have some bad news: You don't know the real ice age.
Medical Xpress / Scientists reverse aging in blood stem cells by targeting lysosomal dysfunction
Researchers at the Icahn School of Medicine at Mount Sinai have discovered how to reverse aging in blood-forming stem cells in mice by correcting defects in the stem cell's lysosomes. The breakthrough, published in Cell Stem ...
Medical Xpress / Brazil approves world's first single-dose dengue vaccine
Brazilian authorities on Wednesday approved the world's first single-dose dengue vaccine, which they hailed as a "historic" achievement as cases of the mosquito-borne disease soar globally due to rising temperatures.
Medical Xpress / Not all immune cells are created equal: Memory T cells in tissues outlast those in blood
Memory T cells are a special type of white blood cell that "remember" past infections and vaccines, helping our bodies to quickly respond if we encounter the same germs again. These cells are found throughout the body: some ...
Phys.org / Local space weather impacts on technology and safety vary more than expected
A strong geomagnetic storm in spring 2024 brought the northern lights unusually far south, as the auroral oval expanded well beyond its typical position. "I am surprised at how sparse the measurement network is, even though ...
Medical Xpress / New protocol for Treg expansion uses targeted immunotherapy to reduce transplant complications
In preclinical studies, researchers found that priming the immune system with a Treg-expanding therapy before stem cell transplant boosted survival, protected vital organs, and promoted a balanced gut microbiome—offering ...
Tech Xplore / Clean energy found in old coal mines
Cumberland, B.C. was built on coal mining—both literally and practically. Thousands of workers were employed and millions of tons of coal were exported over 80 years before the mines were shuttered, leaving deep holes in ...
Tech Xplore / EU could hit X with fine before 2025 ends
The European Union could fine Elon Musk's X platform for breaking its digital rules by the end of 2025—two years into a probe that has tested the bloc's resolve to police the online space.
Medical Xpress / Study links America's favorite cooking oil to obesity
Soybean oil, the most widely consumed cooking oil in the United States and a staple of processed foods, contributes to obesity, at least in mice, through a mechanism scientists are now beginning to understand.
Tech Xplore / How to predict future energy demand
When Lukas Dahlström returned to Gotland to start his doctoral program at the GRASS graduate school, it was like coming full circle. He grew up on the island and has long been interested in science and sustainable development. ...
Phys.org / Tea leaf experiments suggest tropical forests may better withstand climate change
Researchers at Northern Arizona University and the Smithsonian found an unconventional method to understand how rainforests will survive with climate change—making tea with living leaves at the top of the rainforest canopy.
