Scientists descend nearly 11,000 meters into the Pacific to investigate reports of oxygen production without sunlight on the ...

Scientists have launched a fresh effort to find out what could be producing oxygen at the bottom of the Pacific Ocean.

Respiratory rate, another metric in the Apple Watch vitals app, shows how many breaths you take per minute. This typically ...

Antibiotics that save lives can also become hidden environmental threats once they leave hospitals and households. A new study reports an innovative ...

A viral video claims to show something every frustrated driver wants to believe: a car getting just 10 mpg suddenly jumping to 40 mpg thanks to a quick, cheap exhaust “hack.” The mechanic in the clip ...

University of British Columbia researchers have engineered gut bacteria that dim their fluorescent glow in the presence of ...

Carbon monoxide (CO) is one of the most serious safety hazards in a home, and one of the easiest to miss. The gas has no ...

Whether you track workouts or manage a busy workday, these five Apple Watch models offer the right mix of fitness features, smart tools, and everyday convenience.

Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

Northwestern University researchers have developed the first device that can continuously track a fetus's vital signs while ...

In A Nutshell Living detectors: Researchers modified E. coli bacteria to light up when they sense acetic acid, the chemical ...

Research has linked it to higher risks of multiple major cardiovascular conditions, even if you exercise, eat well and get ...