All News
Phys.org / Light echoes reveal possible dark matter buildup around supermassive black holes
We may not know what dark matter is, but we keep getting whiffs of it. "We are reaching a point where the observational evidence for dark matter is simply undeniable," said Mayank Sharma, a Virginia Tech graduate student ...
Tech Xplore / How can we make buildings more resilient before—and after—earthquakes? We put one solution to the test
This week's magnitude 7.8 earthquake in the Philippines came with scenes familiar to New Zealanders: collapsed buildings, shattered facades and streets strewn with rubble.
Medical Xpress / Stem cell embryo models could unlock infertility clues beyond 14-day research limit
An international team of experts in embryology and bioethics has published the first white paper on the use of embryonic models based on stem cells in the field of reproductive biology. The document, coordinated by UPF researcher ...
Phys.org / First leather bag made from T-Rex cells fails to sell at Paris auction
A leather bag made from Tyrannosaurus rex cells failed to sell Thursday, the Paris auction house Drouot said, commenting that bids were well below expectations.
Phys.org / Elusive Cozumel dwarf fox reappears in first confirmed photos after two decades
A publication has revealed the first photographic evidence and confirmed sighting of the Cozumel dwarf fox in more than 20 years. Published in the journal Neotropical Biology and Conservation by researchers Travis D. Bayer, ...
Phys.org / Frozen rat chromosome springs back to life inside a mouse embryo
Scientists in Japan have developed a rat-mouse hybrid embryo from a single frozen rat chromosome transplanted into a mouse egg cell. The achievement is proof that genetic material can sometimes remain functional after cryopreservation ...
Tech Xplore / Anthropic says it has taken its latest AI models offline to comply with new export controls
AI giant Anthropic said Friday it has taken its latest artificial intelligence models, known as Fable 5 and Mythos 5, offline to comply with a directive from the Trump administration to prevent their use by foreign nationals.
Medical Xpress / Scientists track single-dose vaccines for Andes hantavirus strain
In a study published in The Lancet, researchers at The University of Texas Medical Branch (UTMB) report the development of new vaccines that, in animal testing, provided full protection against the deadly Andes hantavirus ...
Medical Xpress / Flu infection may weaken tuberculosis defenses by disrupting key immune pathways
New research from Imperial College London suggests that infection with the influenza virus may leave people more susceptible to tuberculosis. The findings suggest that seasonal flu vaccines could offer a potential new strategy ...
Medical Xpress / Ultrasound turns anticancer molecule into deep-lung bacteria killer
An anticancer medication called TLD1433, a ruthenium(II) complex that has entered Phase II trials for conditions such as non-muscle-invasive bladder cancer, is now being repurposed to address one of the biggest public health ...
Medical Xpress / Why tiny amounts of vitamin B12 matter more as we age
Two micrograms is an almost unimaginably small amount. It weighs less than a tiny fragment of a grain of table salt. Yet adults need only around this amount of vitamin B12 each day, depending on the guideline used, to support ...
Phys.org / Oldest Maya Long Count calendar date may reveal how royalty turned time into power
Archaeologists working at the ancient Maya site of El Palmar in Campeche, Mexico, have discovered what may be the earliest known Long Count calendar date in the Maya lowlands. It is carved into a stone monument and is interpreted ...
