After encountering a cholla cactus, Charlie had to have spines removed from his eyes, mouth, and paws by Arizona Humane Society veterinarians Kelli Bender is the Pets Editor at PEOPLE. She has been ...

Did you know that there are over 1700 species of cacti—spiny plants that have evolved to survive some of the harshest environments on earth. Over the course of their evolutionary history, most species ...

If you’ve spent any time in Arizona, you’ve no doubt been introduced to the wide array of Plants That Will Hurt You. Ranking pretty close to the top and widely considered a terrible nuisance is the ...

Covered in menacing needlelike spines, the prickly pear cactus demands to be treated with care. In return, it will reward you with a juicy neon fruit and fleshy green pads that have nourished people ...

Sweat is an effective body fluid for analyzing bioanalytes in the body without collecting blood. The sweat sensor can reduce the hassle for diabetic patients who repeatedly have to draw blood, and can ...

A sweat-collecting patch has been developed using the principle based on how the cactus spines attract water. Sweat is an effective body fluid for analyzing bioanalytes in the body without collecting ...