Global warming spawned the age of reptiles
Studying climate change-induced mass extinctions in the deep geological past allows researchers to explore the impact of environmental crises on organismal evolution. One principal example...
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60 million years of climate change drove the evolution and diversity of reptiles
Just over 250 million years ago during the end of the Permian period and start of the Triassic, reptiles had one heck of a coming...
Researchers identify the target of immune attacks on liver cells in metabolic disorders
When fat accumulates in the liver, the immune system may assault the organ. A new study from Weill Cornell Medicine researchers identifies the molecule that...
Sanders-Brown director receives funding to advance work on potential drug
LEXINGTON, Ky. (Aug. 19, 2022) — Linda J. Van Eldik, Ph.D., director of the University of Kentucky Sanders-Brown Center on Aging, is part of a $1.5 million...
Ultrathin dental camera inspired by insect-eye structure
Conventional dental photography technology has had a limitation in using inconvenient tools such as mirrors and cheek retractors. Dentists require basic teeth images from various...
When Alzheimer’s degrades cells that cross hemispheres, visual memory suffers
A new MIT study finds that Alzheimer’s disease disrupts at least one form of visual memory by degrading a newly identified circuit that connects the...
Boosting neuron formation restores memory in mice with Alzheimer’s disease
Researchers at the University of Illinois Chicago have discovered that increasing the production of new neurons in mice with Alzheimer’s disease (AD) rescues the animals’...
Sweet sap, savory ants
Many mammals have a sweet tooth, but birds lost their sweet receptor during evolution. Although hummingbirds and songbirds independently repurposed their savory receptor to sense...
Metabolism may be key to future treatment of kidney diseases
Can you eat your way out of a kidney disease? Perhaps you can – according to a new study from Aarhus University.Credit: Photographer: Simon Byrial...
Developmental biologists map multi-gene activity hotspots in developing embryos for the first time
Years of work by developmental biologists from Trinity College Dublin, working with colleagues at the University of Edinburgh’s MRC Human Genetics Unit, has yielded a resource...
Plasma-produced gas helps protect plants against pathogens, researchers find
The flash of lightning and the dance of auroras contain a fourth state of matter known as plasma, which researchers have harnessed to produce a...
Early blood tests predict death, severe disability for traumatic brain injury
A study finds that blood tests taken the day of a traumatic brain injury can predict which patients are likely to die or survive with...
Obscure gastrointestinal bleeding: rebleeding rates and rebleeding predictors found
Obscure gastrointestinal bleeding (OGIB) is defined as gastrointestinal bleeding from a source that cannot be determined even after upper or lower gastrointestinal endoscopy is performed....
Novel hypotheses that answer key questions about the evolution of sexual reproduction
Two novel hypotheses have been proposed that address the “two-fold cost of sex”: one of the biggest enigmas in the evolution of sexual reproduction.Credit: Yukio...
Medieval friars were ‘riddled with parasites’, study finds
A new analysis of remains from medieval Cambridge shows that local Augustinian friars were almost twice as likely as the city’s general population to be...
