Toward a disease-sniffing device that rivals a dog's nose

Numerous studies have shown that trained dogs can detect many kinds of disease—including lung, breast, ovarian, bladder, and prostate cancers, and possibly COVID-19—simply through smell. In some cases, involving prostate ...

How to monitor urine in pools—by testing sweetness

Even though Olympic swimmers have admitted doing it, peeing in the pool is not a condoned practice. Urine contributes to the formation of compounds in pool water that can be harmful to people's health. Now scientists are ...

Training ants to sniff out cancerous tumors in mice

A team of researchers from Université Sorbonne Paris Nord, Université Paris-Saclay and Institut Universitaire de France has found that it is possible train ants to sniff out cancerous tumors in mice. In their study, published ...

A matter of concentration: Molecular mechanisms of water homeostasis

When making a soup, maintaining the correct balance of liquid and salt is key. Similarly, maintaining the balance of water and electrolytes is an important physiological process in the human body, and disruption of this process ...

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