Our planet whirls around the sun in an ellipse, rather than a circle. On Thursday the planet reached its farthest point from its star, known as aphelion. By Katrina Miller This article was originally ...

Whether your goal is to run a marathon or improve your fitness, following a solid training plan is one way to stay consistent as you work toward that goal. But finding the right training plan for you ...

If you see Alexandria Agresta breaking into a wide grin, one of her best friends—who lives thousands of miles away—probably just sent her a meme or an inspirational quote from Instagram. The person ...

Measuring distances accurately has become significantly easier with the advent of smartphone technology, particularly with the array of distance measuring apps available for both Android and iPhone.

One of the fundamental purposes of biotherapeutic research, development, and production is to assure the safety and efficacy of medicinal products in clinical settings. Analytical tools are critical ...

Pupillary distance helps center your eyeglasses prescription. Your eyeglasses provider normally measures it for you, but you won’t find it on your prescription. If you order glasses online, you’ll ...

Mouse lift-off distance, or LOD, often appears as a setting you can tweak in the companion software apps for gaming mice. But what it means and how to use it to get the best performance is an ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

In an era when change is the only constant, society is not merely evolving; it finds itself in a state of crisis. The concept of societal regression, introduced by psychiatrist Murray Bowen, offers a ...

Autistic regression refers to a loss of previously acquired skills or a backtracking of developmental milestones. In young children, it may represent autism onset. In older children and adults, it may ...

Being in a long-distance relationship has its challenges. There’s the absence of physical touch, for starters, but you may also be navigating different time zones or the fogginess of who’s who in your ...