Using artificial intelligence to smell the roses

A pair of researchers at the University of California, Riverside, has used machine learning to understand what a chemical smells like—a research breakthrough with potential applications in the food flavor and fragrance ...

Mosquito-repelling chemicals identified in traditional sweetgrass

Native North Americans have long adorned themselves and their homes with fragrant sweetgrass (Hierochloe odorata), a native plant used in traditional medicine, to repel biting insects, and mosquitoes in particular. Now, researchers ...

Sniffing out new repellents: Why mozzies can't stand the DEET

The smell of mozzie repellent is as much a part of summer as barbecues and the cricket. Despite supermarket and pharmacy shelves overflowing with insect repellents, there are actually only a few active ingredients to be found ...

Researchers compare 'natural' mosquito repellents to DEET

Every summer while preparing for long weekends at our family cabin in the north woods of Minnesota, we'd face the same dilemmas. What food should we bring? Is SPF 50 sunscreen enough protection? And, most importantly, which ...

The buzz on an amazing new mosquito repellent: Will it fly?

After searching for more than 50 years, scientists finally have discovered a number of new mosquito repellents that beat DEET, the gold standard for warding off those pesky, sometimes disease-carrying insects. The stuff seems ...

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