Sawfish fossils suggest teeth likely evolved from body scales in ancient fish
Scientists have long debated the origins of teeth. Did they evolve from body scales that migrated into the mouths of ancient vertebrates and became adapted for eating—an idea known as the "outside-in" hypothesis? Or did they evolve independent of s.....»»
Where did kissing come from? Study introduces the "groomer"s final kiss hypothesis"
A team at the University of Warwick is suggesting that human kissing evolved from grooming behaviors observed in ancestral great apes. In a study, "The Evolutionary Origin of Human Kissing," published in Evolutionary Anthropology, the researchers int.....»»
Red-cockaded woodpeckers" recovery in southeast leads to status change from endangered to threatened
The red-cockaded woodpecker, an iconic bird in southeastern forests, has recovered enough of its population to be downlisted from an endangered species to a threatened one, the U.S. Fish and Wildlife Service announced Thursday......»»
Study shows invasive silver carp reduce movement in Chicago-area water
Invasive silver carp have been spreading throughout the Mississippi River Basin since their introduction a half-century ago. Yet, try as they might, the fish have not advanced beyond a particular stretch of the Illinois River north of Kankakee. Resea.....»»
A poor year for juvenile striped bass in Virginia waters in 2024
Preliminary results from an ongoing long-term survey conducted by researchers at William & Mary's Batten School & VIMS suggest that a poor year class of young-of-year striped bass was produced in the Virginia tributaries of the Chesapeake Bay in 2024.....»»
"Well-man" thrown from castle identified from 800-year-old Norse saga
A passage in the Norse "Sverris Saga," the 800-year-old story of King Sverre Sigurdsson, describes a military raid that occurred in AD 1197, during which a body was thrown into a well at Sverresborg Castle, outside Trondheim in central Norway, likely.....»»
Research on how gut bacteria breaks down dietary fiber could lead to helpful new probiotics
There are trillions of bacteria in the human gut microbiome. When we eat fruits and vegetables, some of these bacteria break down the dietary fiber and provide us with metabolites, small molecules our body can use for energy or cell repair......»»
Researchers use high-performance computing to analyze a quantum photonics experiment
For the first time ever, scientists at Paderborn University have used high-performance computing (HPC) at large scales to analyze a quantum photonics experiment. In specific terms, this involved the tomographic reconstruction of experimental data fro.....»»
Warming lakes and rivers may spread fish pathogens
Michigan's rivers and lakes were once cold enough that fish were protected from some infection-causing parasites. As the Great Lakes ecosystem warms, a Michigan State University researcher is investigating new pathogens that may become relevant to th.....»»
Biologists discover a new fossil species of prehistoric fish
What do the ginkgo (a tree), the nautilus (a mollusk) and the coelacanth (a fish) all have in common?.....»»
Researchers piece together 66-million-year-old dinosaur fossils found in South Dakota
The groundbreaking discovery of a 66-million-year-old dinosaur continues to reveal itself years after a piece of it was first spotted, Missouri researchers said......»»
iOS 18.2 beta shows that the Apple Intelligence rollout isn’t as slow as some suggest
While the narrative around Apple Intelligence is that the company is leaning heavily on “coming later” asterisks, and we’ll have to wait a long time for any of it to actually launch, yesterday’s iOS 18.2 beta release tells a somewhat differen.....»»
"Paleo-robots" provide an experimental approach for understanding how fish started to walk on land
The transition from water to land is one of the most significant events in the history of life on Earth. Now, a team of roboticists, paleontologists and biologists is using robots to study how the ancestors of modern land animals transitioned from sw.....»»
Polar bears" exposure to pathogens is increasing as their environment changes, blood samples suggest
As the Arctic warms, polar bears now face a greater risk of contracting several pathogens than bears three decades ago. Karyn Rode and Caroline Van Hemert of the U.S. Geological Survey report these findings in a new study published October 23, 2024,.....»»
Insect and spider biodiversity increases organic nutrient availability across ecosystems, large-scale study shows
Insects and spiders are important elements in the food webs of aquatic and terrestrial ecosystems. With declines in their biodiversity, the food supply for birds, fish, reptiles, amphibians and small mammals is not only becoming scarcer, but also poo.....»»
Mammalian fossils reveal how southern Europe"s ecosystem changed during the Pleistocene
Fossils from more than 600,000 years ago reveal how Southern Europe's animal community shifted between warm and cold climate fluctuations, according to a study published October 23, 2024 in the open-access journal PLOS ONE by Beniamino Mecozzi from t.....»»
Missing Pensacola man Vernon Flowers Jr."s body discovered by Escambia County deputies
Missing Pensacola man Vernon Flowers Jr."s body discovered by Escambia County deputies.....»»
Ancient meteorite was "giant fertilizer bomb" for life on Earth
Ancient meteorite was "giant fertilizer bomb" for life on Earth.....»»
I’m a doctor — here are 5 signs your body needs more nutrients
I’m a doctor — here are 5 signs your body needs more nutrients.....»»
Researchers are reinventing concrete using 2,000-year-old secrets
Buildings built with concrete in ancient Rome continue to stand firm to this day. This has spurred many researchers to look for the key to … The post Researchers are reinventing concrete using 2,000-year-old secrets appeared first on BGR......»»
Giant fish thought to be extinct is spotted in the Mekong River
A huge fish in the Mekong River thought to be extinct has been spotted three times in recent years......»»