Ancient Siberian dogs relied on humans for seafood diets
As early as 7,400 years ago, Siberian dogs had evolved to be far smaller than wolves, making them more dependent on humans for food including sea mammals and fish trapped below the ice, a new study showed Friday......»»
Genetic database shows some fungal crops became completely reliant on ants 27 million years ago
When humans began farming crops thousands of years ago, agriculture had already been around for millions of years. In fact, several animal lineages have been growing their own food since long before humans evolved as a species......»»
Scientists offer a detailed look at the skeleton of an ancient predator that thrived in extreme conditions
Imagine a world on the brink of collapse: volcanic eruptions spewing toxic gases, oceans turning acidic, and up to 90% of Earth's species vanishing in the blink of an eye. This was the reality at the end of the Permian Period, around 252 million year.....»»
The darker side of human rights for great apes
The Spanish government has announced plans to ban harmful experiments on great apes as part of a wider initiative to give them increased rights closer to the ones humans enjoy......»»
Centuries ago, the Maya storm god Huracán taught that when we damage nature, we damage ourselves
The ancient Maya believed that everything in the universe, from the natural world to everyday experiences, was part of a single, powerful spiritual force. They were not polytheists who worshipped distinct gods but pantheists who believed that various.....»»
The medicines we take to stay healthy are harming nature. Here"s what needs to change
Evidence is mounting that modern medicines present a growing threat to ecosystems around the world. The chemicals humans ingest to stay healthy are harming fish and other animals......»»
Ancient protein structure may have enabled early molecular evolution and diversification
In a finding that offers fresh insights into the early evolution of life on Earth, two RIKEN biologists have conducted lab experiments that have revealed a previously unknown protein fold, which is completely absent in modern proteins......»»
Study traces wild cat eye color diversity to ancient ancestor
Fans of Clementine, the cat who recently captivated TikTok with her rare eye color, should take note. The piercing golden gaze of cheetahs, the striking blue stare of snow leopards, and the luminous green glare of leopards are all traits that can be.....»»
Webb telescope detects unusual gas jets from Centaur 29P
Inspired by the half-human, half-horse creatures that are part of Ancient Greek mythology, the field of astronomy has its own kind of centaurs: distant objects orbiting the sun between Jupiter and Neptune. NASA's James Webb Space Telescope has mapped.....»»
Iron nuggets in the Pinnacles unlock secrets of ancient and future climates
Small iron-rich formations found within Western Australia's Pinnacles, which are part of the world's largest wind-blown limestone belt spanning more than 1,000km, have provided new insights into Earth's ancient climate and changing landscape......»»
Arctic plant study suggests the rate of climate change threatens to exceed the adaptive capacity of species
A research group at the Finnish Museum of Natural History is investigating the adaptive potential of plant species amid a warming climate. Their recent study investigates the Siberian primrose, a plant species that occurs on the coasts of the Bothnia.....»»
Do coyotes have puppy dog eyes? New study reveals wild canines share dog"s famous expression
New research from Baylor University reveals that coyotes, like domestic dogs, have the ability to produce the famous "puppy dog eyes" expression. The study—"Coyotes can do 'puppy dog eyes' too: Comparing interspecific variation in Canis facial expr.....»»
Study finds Mexican free-tailed bats unlikely to spread Chagas disease in Texas
Bats are widely known around the world for their role in the spread of a number of zoonotic diseases—illnesses that can spread between humans and animals......»»
Snakes in the city: Ten years of wildlife rescues reveal insights into human-reptile interactions
A new analysis of a decade-long collection of wildlife rescue records in NSW has delivered new insights into how humans and reptiles interact in urban environments......»»
"Who"s a good boy?" Humans use dog-specific voices for better canine comprehension
The voice people use to address their dogs isn't just because of their big puppy eyes. Humans slow their own speech when talking to their dogs, and this slower tempo matches their pets' receptive abilities, allowing the dogs to better understand thei.....»»
Ancient Peru throne room points to possible female ruler, archaeologists say
Ancient Peru throne room points to possible female ruler, archaeologists say.....»»
New tool can assess elderly dogs" frailty
Researchers from North Carolina State University have developed a tool that can aid owners and veterinarians in assessing an elderly dog's frailty. The tool—when coupled with simple assessments of body and muscle condition by the veterinarian—can.....»»
The evolutionary history of rats has more holes than Swiss cheese, but researchers are trying to close them
Rats and humans have lived together for thousands of years. However, written historical records of rats migrating alongside people are sparse and some are entangled with myth and folklore......»»
Retracing walrus ivory trade of Viking Age reveals early interactions between Europeans and Indigenous North Americans
By examining ancient walrus DNA, an international research team led by Lund University in Sweden have retraced the walrus ivory trade routes of the Viking Age. They found that Norse Vikings and Arctic Indigenous peoples were probably meeting and trad.....»»
SpaceX shuts down launches after problem with Crew-9 mission"s 2nd stage
SpaceX celebrated the first human spaceflight from its Cape Canaveral launch site on Saturday, and while the two humans aboard the Crew Dragon Freedom are safely on their way to the International Space Station, a problem arose with the rocket's secon.....»»
Saturday Citations: Octopuses as shift supervisors for fish; universe confounds standard model; extremely old cheese
This week, biologists tracked down a mysterious group of orcas near Chile; Hubble spotted a black hole jet that causes stars along its trajectory to erupt; and researchers explained mysterious craters that began appearing in Siberian permafrost in th.....»»