Gifted dogs can categorize toys by function, not just appearance. In playful at-home tests, they linked labels like “fetch” and “pull” to toys—even ones they’d never seen before. The findings hint that dogs form mental concepts of objects, much like humans, pointing to deeper cognitive abilities. Gifted dogs can categorize toys by function, not just …
Dogs can tell how toys work without any training Read More »
By recording grouper grunts for 12 years, scientists discovered major shifts in how red hind spawn and compete. Courtship calls once dominated, but territorial sounds have surged, suggesting changes in population structure. Machine learning helped decode the patterns quickly, offering a groundbreaking way to monitor and conserve reef fish. By recording grouper grunts for 12 …
Fish love songs recorded for 12 years reveal a surprising shift Read More »
Researchers reviewing 46 studies found evidence linking prenatal acetaminophen (Tylenol) exposure with higher risks of autism and ADHD. The FDA has since urged caution, echoing scientists’ advice that the drug be used only at the lowest effective dose and shortest duration. While important for managing fever and pain in pregnancy, prolonged use may pose risks …
Tylenol in pregnancy linked to higher autism risk, Harvard scientists report Read More »
South African diamonds have revealed nickel-rich metallic inclusions, offering the first direct evidence of reactions predicted to occur deep in Earth’s mantle. The study shows how oxidized melts infiltrated reduced rocks, trapping both the cause and effect of diamond formation. These reactions help explain volatile-rich magmas like kimberlites, linking mantle chemistry to volcanic processes. Diamonds …
Diamonds reveal hidden chemistry deep inside Earth Read More »
Scientists have discovered a new abdominal structure called the umbilical sheath, which anchors the remnant of the umbilical cord to deep abdominal tissues and helps determine the shape of your navel Scientists have discovered a new abdominal structure called the umbilical sheath, which anchors the remnant of the umbilical cord to deep abdominal tissues and …
We now know why a belly button becomes an ‘innie’ Read More »
An innovative use of skin cells could provide a route for gay couples or women with fertility problems to have children they are both genetically related to An innovative use of skin cells could provide a route for gay couples or women with fertility problems to have children they are both genetically related to An innovative …
Egg cells made with DNA from human skin fertilised in the lab Read More »
Social media is awash with videos of cats and dogs getting startled or hurt for our entertainment. We should all be more alert to poor animal welfare, says Christa Lesté-Lasserre Social media is awash with videos of cats and dogs getting startled or hurt for our entertainment. We should all be more alert to poor …
‘Funny’ videos of stressed and frightened pets are no laughing matter Read More »
Almost 200 engravings created around 12,000 years ago have been discovered in Saudi Arabia, including depictions of camels etched into cliff faces over 40 metres high Almost 200 engravings created around 12,000 years ago have been discovered in Saudi Arabia, including depictions of camels etched into cliff faces over 40 metres high Almost 200 engravings created …
Ancient artists created giant camel engravings in the Arabian desert Read More »
Scientists have uncovered a dangerous hidden feature in Black Mamba venom that explains why antivenoms sometimes fail. The study revealed that several mamba species launch a dual neurological attack, first causing limp paralysis and then unleashing painful spasms once treatment begins. Scientists have uncovered a dangerous hidden feature in Black Mamba venom that explains why …
Black mamba venom has a deadly hidden second strike Read More »
Tokyo residents face a trade-off between home size and commute time when it comes to sleep health. A new study shows longer commutes increase both insomnia and daytime sleepiness, while smaller housing also raises insomnia risk. Even with average-sized homes, commuting more than 52 minutes pushed people into the insomnia range. Researchers say smarter housing …
Long commutes and small homes are wrecking sleep Read More »