Smell

Babies Smell Sweet, but Teenagers Stink. Is Evolution the Explanation? Carboxylic acids make teens give off a pungent olfactory mix redolent of cheese, plum and even goatsBy Joanna Thompson Credit: HAndrii/Getty Images Teenagers have a reputation for smelling, well, just a tad bit funky. According to the latest research, that stereotype might be more than habitual adult bias against the teen cohort—it could actually be rooted in solid science.In a study published on March 21 in the journal Communications Chemistry,…

If you have ever been unlucky enough to get stuck on a poorly ventilated form of public transport just as a pack of high schoolers get on board after a long day, you will know that teenagers smell bad. It’s an objective fact. They stink.We know that along with a whole host of developmental changes accompanying puberty, that distinctive teenager stench comes from a hormonal activation of sweat glands. The sweat combines with a unique microbial population to generate smells that are unique, to say the least.But until now,…

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Whether you're an avid home cook looking for robust performance or someone seeking a budget-friendly option that doesn't skimp on quality, our selection includes models that blend seamlessly with any kitchen decor while offering optimal ventilation. From sleek and modern designs to more traditional options, each exhaust fan on our list is chosen for its ability to effectively eliminate unwanted smoke and odours, thus enhancing your overall cooking experience. Dive into our recommendations to discover the ideal…

Ever since the COVID-19 pandemic kicked off, we've been far more aware of our sense of smell. Now, new research shows that odors – like those emanating from ripening fruits or fermented foods – can lead to changes in how genes are expressed inside cells far beyond the nose.The findings have scientists wondering if, with much more research, sniffing volatile, airborne compounds could be a way to treat cancer or slow neurodegenerative disease.While the idea of delivering medicine via the nose is not some new idea, that's…

A groundbreaking study reveals the mechanisms behind sensory evolution in fruit flies, showing how genetic and cellular variations enable them to adapt their senses to different environments. The research uncovers the diversity in olfactory perception and the presence of sex-specific differences, offering insights into the evolution of sensory systems across species. Credit: SciTechDaily.comNew research uncovers the genetic basis of sensory adaptation in fruit flies, revealing diverse olfactory experiences and…

Our planet is changing. So is our journalism. This weekly newsletter is part of a CBC News initiative entitled "Our Changing Planet" to show and explain the effects of climate change. Keep up with the latest news on our Climate and Environment page.Sign up here to get this newsletter in your inbox every Thursday.This week: Electric garbage trucks clean up in a variety of ways Hot enough for ya? 2023 shattered planetary heat records Carbon offsets are helping protect B.C.'s Great Bear Rainforest. Is that sustainable?…

Smell loss, or anosmia, is a well-known symptom of COVID. Some people don’t experience full-blown loss but rather changes in or distortion of smell, a condition known as parosmia. Studies estimate that between 25 and 75 percent of those with a COVID infection experience long-term parosmia. Now an injection that blocks nerve pain could potentially provide relief for some people.The technique, known as a stellate ganglion block, has been used for decades to treat all sorts of pain conditions. During the procedure,…

Jacob Roach / Digital Trends Candles? No. Potpourri? Not for me. Essential oils? They aren’t that essential. The only thing that can soothe my olfaction is the sweet smell of the Steam Deck vents. It’s the smell of burning plastic, the sweet and honey-like aroma of ozone, and the sense of dead brain cells. But now, here’s Valve saying I shouldn’t smell my Steam Deck vents. Steam support is saying to “please refrain from this behavior for the safety of your health.” That’s even after Steam support told Reddit user…

A new minimally invasive treatment using CT-guided stellate ganglion block shows promise in restoring the sense of smell in long-COVID patients with parosmia. Early results from a study involving 54 patients indicate significant symptom improvement, marking a potential breakthrough in treating this COVID-19-related condition.Using an image-guided minimally invasive procedure, researchers may be able to restore the sense of smell in patients who have suffered with long-COVID, according to research being presented this week…