Giant sloths and mastodons coexisted with humans for millennia in Americas, new discoveries suggest
Sloths weren't always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge—up to 4 tons (3.6 metric tons)—and when startled, they brandished immense claws......»»
Team develops non-invasive biosensor for early kidney disease detection
Traditionally, kidney health has been monitored by measuring blood creatinine levels, which indicate muscle breakdown. High creatinine levels can suggest that the kidneys are not filtering waste efficiently. However, creatinine levels can be affected.....»»
A new Samsung Galaxy Ring may launch sooner than expected
Though there's no word yet on when it might release, leaks suggest the Galaxy Ring 2 could be here sooner than anyone expected......»»
"Shallow" sports and "deep" social hierarchies: Not all pecking orders are created equally
University of Michigan researchers have added a new dimension to the mathematics used to predict the outcomes of all manner of competitions, including sports, games and social hierarchies in both humans and animals......»»
Astronomers use JWST and ALMA to explore the structure of a giant spiral galaxy
Using the James Webb Space Telescope (JWST) and the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers have observed a giant spiral galaxy designated ADF22.A1. Results of the observational campaign, published Oc.....»»
Conspicuous consumption may have evolutionary roots, researchers suggest
It's sometimes said that people buy products they don't really need, with money they don't really have, to impress people they don't really like. This behavior is known as conspicuous consumption because these consumers want others to see them with t.....»»
Deaf male mosquitoes don"t mate, researchers discover
Romance is a complex affair in humans. There's personality, appearance, seduction, all manner of physical and social cues. Mosquitoes are much more blunt. Mating occurs for a few seconds in midair. And all it takes to woo a male is the sound of a fem.....»»
Novel flame aerosol system excels at creating nanoparticles
Since prehistoric times, humans have used fire to transform raw materials into valuable goods. Examples include using flames to turn clay into pottery, and silica into glass......»»
The humble bumblebee just messed things up for Meta
The humble bumblebee has reportedly played a part in obstructing an ambitious construction project by tech giant Meta......»»
Portal to the past: Geologist identifies metamorphic rock as a crucial feature of the ancient Earth"s carbon cycle
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon—2.5 billion years to 543 million years ago—the sun was still a young star, much dimmer than today,.....»»
Monkeys know who will win the election—primal instincts humans share with them shape voters" choices
As Election Day looms with Kamala Harris and Donald Trump locked in a dead heat, pollsters and pundits are scrambling for clues to predict the outcome......»»
Only 3% of South Africans can name all five national animals and plants. Why these symbols matter
Alongside a national flag, anthem and coat of arms, most countries have one or more plant and animal species that they designate as national symbols. The national animal of China, for example, is the giant panda, a nation-wide source of pride and dip.....»»
Fossil of huge terror bird offers new information about wildlife in South America 12 million years ago
Researchers including a Johns Hopkins University evolutionary biologist report they have analyzed a fossil of an extinct giant meat-eating bird—which they say could be the largest known member of its kind—providing new information about animal li.....»»
Report reveals how the state of our oceans is intrinsically linked to human health
A study published in the journal One Earth explores how marine biodiversity conservation, human health and well-being are connected. The results suggest that marine protected areas can be good for both planet and people......»»
Deep sea rocks suggest oxygen can be made without photosynthesis, deepening the mystery of life
Oxygen, the molecule that supports intelligent life as we know it, is largely made by plants. Whether underwater or on land, they do this by photosynthesizing carbon dioxide. However, a recent study demonstrates that oxygen may be produced without th.....»»
Not too big, not too small: Why modern humans are the ideal size for speed
The fastest animal on land is the cheetah, capable of reaching top speeds of 104 kilometers per hour. In the water, the fastest animals are yellowfin tuna and wahoo, which can reach speeds of 75 and 77 km per hour respectively. In the air, the title.....»»
H5N1 Detected in Pig Highlights the Risk of Bird Flu Mixing with Seasonal Flu
Humans and pigs could both serve as mixing vessels for a bird flu–seasonal flu hybrid, posing a risk of wider spread.....»»
China’s radar killer drone shoots better than AI, humans with new ChatGPT-like brain
China’s radar killer drone shoots better than AI, humans with new ChatGPT-like brain.....»»
A giant rodent threatens the Sacramento-San Joaquin Delta. It’s time for Whac-A-Mole | Opinion
A giant rodent threatens the Sacramento-San Joaquin Delta. It’s time for Whac-A-Mole | Opinion.....»»
Distracted driving tool shows just how far you can travel while texting
The key to being safe as a driver is to keep your eyes on the road. Humans who think they can multitask while sitting at the wheel of a moving car continue to be a problem—one t.....»»
Human histones show promise in fighting bacterial infections
Antibiotics have saved millions of lives from infectious diseases and are considered one of the most important discoveries of the 20th century. However, as the use (and abuse) of antibiotics has increased over the years, many bacteria have developed.....»»