To test aerobic fitness, Matlock suggests running a one-mile time trial, which means doing a mile at an all-out effort.

Salamanders and newts are both long-tailed amphibians, but what's the difference between them?

Scientists at Rothamsted Research have discovered that three widely used pre-emergent herbicides—flufenacet, EPTC, and ...

Oil-in-water droplets respond to chemical cues by forming arm-like extensions that resemble filopodia, which are used by ...

Seasonal flu and norovirus are circulating right now. But which illness do you have? Doctors share what to look for when ...

Learn the key symptom differences between flu strains, which is more dangerous, and how the vaccine protects you from both ...

Scientists have long known that bacteria come in many shapes and sizes, but understanding what those differences mean has ...

Elephants are vital to ecosystems. Learn interesting facts and how WWF works to protect them across Africa and Asia.

Gastric sleeve and gastric bypass are weight loss surgeries that help you eat less by reducing the size of your stomach. They have several key differences in benefits, risks, and recovery. Bariatric ...

Samsung's Galaxy Watch 8 is thinner, brighter, and has a bigger battery than its predecessor, but is it worth an extra Benjamin? I've tested both, and I'm here to help you decide. I’m PCMag’s senior ...