Ancient humans had same sense of smell, but different sensitivities
If you had the grooming habits of a Neanderthal, perhaps it's a good thing your nose wasn't as sensitive to urine and sweat as a modern human's......»»
Ancient unicellular organism indicates embryonic development might have existed prior to animals" evolution
Chromosphaera perkinsii is a single-celled species discovered in 2017 in marine sediments around Hawaii. The first signs of its presence on Earth have been dated at over a billion years, well before the appearance of the first animals......»»
"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......»»
Ultrasensitive nanoscale sensors can identify lung cancer through exhaled isoprene
Exhaled breath contains chemical clues to what's going on inside the body, including diseases like lung cancer. And devising ways to sense these compounds could help doctors provide early diagnoses—and improve patients' prospects. In a study in ACS.....»»
Burial chamber and grave goods of ancient Egyptian priestess discovered in Asyut
An international team of archaeologists led by Professor Jochem Kahl from Freie Universität Berlin has made an incredible discovery in the necropolis of Asyut, Egypt. Researchers discovered the burial chamber of the ancient Egyptian priestess Idy, d.....»»
Is the election making you feel adrift and wobbly? That"s "zozobra," and Mexican philosophers have some advice
Ever had the feeling that you can't make sense of what's happening? One moment everything seems normal, then suddenly the frame shifts to reveal a world on fire, struggling with war, climate change and political violence and upheaval......»»
Sensitive yet empathetic: The dual nature of highly sensitive persons in the workplace
Work stress is a prevalent issue globally, and a recent study from Japan highlights a distinct group of employees who perceive stress in a unique way. Highly sensitive persons (HSPs), known for their heightened sensitivities to external stimuli, tend.....»»
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.....»»
Reconstructing plesiosaur swimming styles with a bio-inspired control system
A research group may have unraveled the mystery behind the locomotion of the ancient marine reptile, the plesiosaur, by recreating a bio-inspired control system that accounts for motion adjustment......»»
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......»»
Designs on ancient stone cylinders correspond to origin of writing in Mesopotamia, researchers discover
The origins of writing in Mesopotamia lie in the images imprinted by ancient cylinder seals on clay tablets and other artifacts. A research group from the University of Bologna has identified a series of correlations between the designs engraved on t.....»»
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......»»
Fingerprints on ancient terracotta figurines show men, women and children worked on figurines
A recent preliminary study by Ph.D. student Leonie Hoff of the University of Oxford, published in the Oxford Journal of Archaeology, provides insight into how ancient fingerprints left on terracotta figurines reveal the age and sex of their makers......»»
Ancient mud reveals Australia"s burning history over the past 130,000 years—and a way forward in current fire crisis
Increased land management by Aboriginal people in southeastern Australia around 6,000 years ago cut forest shrub cover in half, according to our new study published in Science of fossil pollen trapped in ancient mud......»»
Scientists detect traces of an ancient Mayan city in southern Mexico using laser-sensor technology
Archaeologists using laser-sensing technology have detected what may be an ancient Mayan city cloaked by jungle in southern Mexico, authorities said Wednesday......»»
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.....»»
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.....»»
Better understanding of Indigenous cultural burning may lead to improved forest management in Australia
Ancient cultural burning practices carried out by Indigenous Australians limited fuel availability and prevented high intensity fires in southeastern Australia for thousands of years, according to new research from The Australian National University.....»»