Everyone talks about time, but defining it is surprisingly difficult. Time is often described as something that flows, something we measure, or something that exists independently of us. Ancient ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a misunderstanding of work by physicists Albert Einstein and Nathan Rosen. In 1935, ...

And what exactly does it mean, anyway? Credit...Vanessa Saba Supported by By Christina Caron Getting ghosted. Being fired. Losing a parent. When difficult things happen, our first instinct is often to ...

Representative Seth Moulton is a senior member of the House Armed Services Committee, but he learned about the U.S. military’s middle-of-the-night capture of Venezuelan President Nicolás Maduro the ...

Here’s what you’ll learn when you read this story: It used to be thought that bizarre interactions between subatomic particles known as neutrinos could be explained by another type of neutrino. The ...

Is there actually a ninth episode of Stranger Things' fifth and final season on the way? The answer is like 99.99-percent no, if only because we're not Netflix to directly debunk the theory floating ...

A meta-analysis of 168 studies covering more than 11 million people found no reliable link between economic inequality and well-being or mental health. In other words, living in a place that has large ...

This post is part 1 of 5 on modern perspectives on ADHD. A common sentiment is that ADHD is becoming overdiagnosed. There are numerous arguments for this position: On a bell curve of any human ...

Every year, the Orlando Sentinel republishes the timeless story behind the most famous letter to the editor and editorial ever written. By now, the backstory is well known. It starts with a curious ...

As physicists search for a theory of quantum gravity, new results show that classical gravity can still interact with quantum fields to allow matter to become entangled. When you purchase through ...

Spacetime isn’t something that exists; it’s a model for describing how events happen. Treating events as objects creates philosophical confusion and fuels misconceptions, such as time-travel paradoxes ...

The move deepened the idea that a Vietnam-era law, which says congressionally unauthorized deployments into “hostilities” must end after 60 days, does not apply to airstrike campaigns. By Charlie ...