Wondering if ultrasonic pest repellers really work? Our article breaks down how effective they are and whether or not they’re worth purchasing for pest control.

Ultrasonic pest repellents have become increasingly popular to deter insects and rodents from your home. People like the idea of these devices and other natural pest control methods because they ...

Ultrasonic repellers do not work to repel any animal unless you throw it at them. Q: Do you have any resources for pesticide-free wheat straw near Atlanta? — Corinne Matthews, email.

This week's 'Ask Evan' question deals with deer repellents. Lori S asks, "There are some gadgets on the market that claim to repel deer, such as whistles & ultrasonic-type repellents. Do any of ...

Research has shown that ultrasonic repellents do not work on mosquitoes, though certain plant extracts have exhibited repelling properties. PHOTO: ST FILE. Timothy Goh.

Not only do ultrasonic bug repellents not work but they might irritate your cats or other pets if the frequencies in use are ones they can hear. Citronella candles don't do much to repel bugs.

So-called mosquito-fighting products — like citronella candles, repellent bracelets, and ultrasonic devices — seem promising, but they end up being a waste of money. Sarah Kobos/NYT Wirecutter ...

This week's 'Ask Evan' question deals with deer repellents. Maddie W asks, "I've seen warning signs about higher risks of deer collisions. Do you know if deer whistles and ultrasonic-typs ...

Humane traps do not kill the mice, but you still have to find a place to release the live mouse. Other types of physical repellents include ultrasonic mouse repellent devices.

There are many creative, and largely unproven, mosquito-repellent strategies that the New Mexico State University researchers and their team compiled in a recent study ...