Cheaper battery for solar made with pee ingredient
A battery made with urea, commonly found in fertilizers and mammal urine, could provide a low-cost way of storing energy produced through solar power or other forms of renewable energy for consumption...
View ArticleWhy mud crabs scuttle at the smell of pee
Researchers have identified two chemicals in the urine of predatory blue crabs that warn mud crabs of an impending attack. Beyond decoding crab-eat-crab alarm triggers, pinpointing the compounds for...
View ArticlePatient reports suggest it’s better to avoid catheters
More than half of hospital patients who get a urinary catheter experienced a complication, in-depth interviews and chart reviews from more than 2,000 patients show. “Our findings underscore the...
View ArticleUrine acidity may influence odds of U.T.I.
The acidity of urine—as well as the presence of small molecules related to diet—may influence how well bacteria can grow in the urinary tract, a new study shows. The research may have implications for...
View ArticleUrine test might detect brain injury from blasts
About one in five wounded soldiers suffers from traumatic brain injury, and an estimated 52 percent of those injuries are blast-induced neurotrauma. Some of those brain injuries are difficult to...
View ArticleMale mice can’t resist 2 chemicals in female pee
Two chemical scents in the urine of female mice drive males wild. When scientists removed the chemicals from the pee, males lost interest in mating. “Science has long recognized that urine, sweat, and...
View ArticleBearcats entice mates with popcorn-smelling pee
Bearcats, also known as binturongs, smell just like buttered popcorn. For many zookeepers, the smell wafting from the binturong enclosure is so striking that they name their resident binturongs after...
View ArticleBox and phone could make urine tests quicker
An experimental system could ease the burden urine tests put on clinics and primary care doctors. A smartphone camera on top of an easily assembled box captures video and accurately analyzes color...
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Fishing steals pee nutrients from coral reefs
In coral reefs where fishing occurs, nearly half of key nutrients are missing from the ecosystem. Why? Fewer large-bodied and predator fish are around to pee in the water. When fish urinate, they...
View ArticleBotox eases incontinence, but comes with risks
When women suffer from bladder incontinence, the urge to urinate can come on suddenly and sometimes uncontrollably, leading to leaks. Patients looking for relief can initially opt for first- and...
View ArticleCheaper battery for solar made with pee ingredient
A battery made with urea, commonly found in fertilizers and mammal urine, could provide a low-cost way of storing energy produced through solar power or other forms of renewable energy for consumption...
View ArticleWhy mud crabs scuttle at the smell of pee
Researchers have identified two chemicals in the urine of predatory blue crabs that warn mud crabs of an impending attack. Beyond decoding crab-eat-crab alarm triggers, pinpointing the compounds for...
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Bluetooth implant uses light to ease overactive bladder
A soft, implantable device can detect over-activity in the bladder and then use light from tiny, biointegrated LEDs to tamp down the urge to urinate. The device works in laboratory rats and could one...
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Ancient pee indicates when we started keeping sheep and goats
Ancient pee suggests humans made a big leap in their domestication of animals starting about 10,450 years ago. At the beginning of that time period, people hunted game to obtain meat, says study...
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Our pee could become fertilizer with low drug-resistance risk
Recycled and aged human urine can serve as a fertilizer with low risks of spreading antibiotic-resistant DNA, according to new research. It’s a key finding in efforts to identify more sustainable...
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Fishing targets the ‘super-urinators’ that ecosystems need
Highly active individuals deemed “super-urinators” are key to maintaining ecosystem health, research in Bahamian mangrove estuaries finds. The study finds that the individual gray and cubera snappers...
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Urine test for prostate cancer would use metabolites
It may one day be possible to detect prostate cancer from a simple, non-invasive urine test, a new study shows. Researchers say they’ve made significant progress toward development of the test, which...
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Rich or poor? Your pee holds the answer
Clues in urine have allowed researchers to discern whether people are wealthy or at risk of poverty. If you eat whole grains, vegetables, and dark chocolate, you most likely belong to the most...
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‘Smart toilet’ checks you for diseases like cancer
A disease-detecting “precision health” toilet can sense multiple signs of illness through automated urine and stool analysis, according to a new study. The “smart toilet” isn’t the kind that lifts its...
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Immune response may cause repeat bladder infections
An aberrant immune response is behind recurrent bladder infections, research with mice indicates. Those who are prone to the often-painful infections often report they have to “go” with greater...
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