Heart rate variability is the time variation between each heartbeat that can show how your body handles stress and recovery.

Most airplane contrails go unseen from space, yet they may drive much of aviation’s climate impact, according to new MIT ...

Many users ask how does a smartwatch work without a phone, especially when tracking fitness, payments or music away from ...

We'll run you through five important pointers, to help you make the most of a fitness tracker and improve your health.

For those looking to keep tabs on the big man, here's what to know about the NORAD and Google Santa trackers for 2025.

The Dec. 20 landing marked the first confirmed real-world use of Garmin G3000 Autoland during an actual in-flight emergency.

NORAD, the North American Aerospace Defense Command, tracks Santa's Christmas Eve flight around the world each year. Follow a ...

Santa Claus is on his way - and you have several options to track Santa's progress online or through mobile apps.

When the Continental Air Defense Command Operations Center became NORAD in 1958, the Santa tracker was established. Over the past seven decades, the tracker has only become more accessible. The ...

If you’re a parent with young children, then you’ll probably hear this a lot on Christmas Eve: “Where’s Santa right now?” ...