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KPC News (EUA)
Em 2025: 7 notícias
Desde 1995: 16 notícias
Study finds Amazon trees growing bigger despite climate change
Publicado em 25 de setembro de 2025
Average tree size across the world’s largest tropical rainforest has increased by 3.2% every decade for the last 30 years – consistent with a response to rising carbon dioxide levels, say scientists.
The international team of researchers said their findings show the “remarkable resilience” of the forest.
The team of almost 100 scientists monitored the size of trees in 188 permanent plots and discovered that the increase has continued for at least 30 years.
The [...]
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Inactive Parents Tend To Have Couch Potato Kids
Publicado em 10 setembro 2025WEDNESDAY, Sept. 10, 2025 (HealthDay News) — Kids are more likely to become couch potatoes — or enthusiastically active — based on what they see their parents doing day-to-day, a new study says. The example set by moms and dads appears to contribute to sedentary or active behavior in their children, researchers report in the journal Sports Medicine and Health Science. “Parents’ level of physical activity can directly influence their children’s [...]ver notícia -
People who eat too much of junk food more likely to die young
Publicado em 28 abril 2025People who eat a lot of junk food are more likely to die young , warns new research. The more ultra-processed products - such as burgers, sausages and chips - you eat, the more likely you are to die prematurely from a preventable death, say scientists. The new study analyzed nationally representative dietary surveys and mortality data from eight countries - including the UK and United States. It shows that premature deaths attributable to consumption of ultra-processed foods , or UPFs, [...]ver notícia -
113-million-year-old ant found in Brazil oldest ever discovered
Publicado em 24 abril 2025A 113-million-year-old fossilized ant is the oldest ever discovered. The “remarkably well-preserved" hell ant was found in limestone in Brazil. Scientists say it is a member of Haidomyrmecinae - an extinct group that only lived during the Cretaceous period. They had highly specialized, "scythe-like" jaws that they probably used to pin or impale prey, according to a study published in the journal Current Biology. Study author Anderson Lepeco said: “Our team [...]ver notícia -
Heavy Drinking Linked To Brain Damage, Increased Risk Of Dementia
Publicado em 10 abril 2025Heavy drinkers have an increased risk of developing brain lesions associated with memory and thinking problems, a new study says. Folks who imbibe eight or more alcoholic drinks a week have an increased risk of hyaline arteriolosclerosis, or a thickening and narrowing of the small arteries that feed the brain, researchers reported April 9 in the journal Neurology This condition makes it harder for blood to flow, which can damage the brain over time, researchers said. It appears as [...]ver notícia -
This many drinks a week more than doubles risk of brain damage
Publicado em 09 abril 2025Drinking eight glasses of wine or pints of beer a week more than doubles the risk of brain damage compared to teetotallers, suggests new research. Boozers who down eight or more alcoholic drinks every week have an increased risk of brain lesions associated with memory and thinking problems, say scientists. They explained that the condition, caused hyaline arteriolosclerosis, causes the small blood vessels to narrow, becoming thick and stiff - making it harder for blood to flow, which can [...]ver notícia -
Study claims weight training can help reduce dementia risk
Publicado em 07 abril 2025Weight training helps protect older people from dementia , according to new research. Volunteers with mild cognitive impairment who practiced strength training showed improvements in memory and brain anatomy after six months, say scientists. Weight training has been previously shown to improve strength and muscle mass, reduce body fat, and contribute to well-being and mental health. Now, a new study conducted at the State University of Campinas (UNICAMP) in Brazil suggests it protects [...]ver notícia -
Scientists discover tiny toad that's world's second-smallest vertebrate
Publicado em 31 outubro 2024Researchers say the flea toad measures just 6.95 millimeters in length and can fit on the tip of a finger. The name of the new species, B. dacnis, pays tribute to Project Dacnis, a conservation, research and education NGO that maintains private areas of the Atlantic Rainforest, including the one where the animal was found, in Ubatuba, on the coast of São Paulo state. Luís Felipe Toledo, corresponding author of the article and a professor in the Institute of Biology [...]ver notícia -
Breathing Could Bring Microplastics Into the Human Brain, Study Shows
Publicado em 16 setembro 2024Key Takeaways Microplastics have been found in numerous human organs, and a new autopsy study finds the brain might now be included on that list 8 of 15 autopsies showed evidence of microplastics in the brain's olfactory bulb The particles might be breathed in, since they are ubiquitous components of air, especially indoors Researchers in Germany and Brazil say that 8 out of 15 autopsied adults had microplastics detected within their brain's smell [...]ver notícia -
PTSD Triples Odds for Teeth Grinding, Study Finds
Publicado em 16 maio 2024People with post-traumatic stress disorder (PTSD) face more than triple the odds of bruxism, otherwise known as teeth grinding, a new study finds. The small study of 76 Brazilian adults (38 diagnosed with PTSD and 38 without the condition) found much higher incidence of daytime teeth grinding. “Our study showed that PTSD can be manifested orally, in bruxism and a higher level of pain after a clinical dental examination. This requires joint action by psychiatrists, psychologists and [...]ver notícia