We have known for several decades that the universe is expanding. Scientists use multiple techniques to measure the present-day expansion rate of the universe, known as the Hubble constant. These ...

In A Nutshell A star 3,260 light-years away dimmed by over 95% for six months, one of the longest stellar blackouts ever ...

A former Soviet military facility offers an unlikely respite – before its patients return, too quickly, to the frontline, says Ukrainian film-maker Ksenia Savoskina ...

A team of physicists led by Jared Fuchs at the University of Alabama in Huntsville has produced a peer-reviewed warp drive ...

Casimir cavities are mysterious spaces between microscopic metal plates in a vacuum. Areas of diminished energy between the plates cause them to push toward each other, as if trying to fill the ...

Discover how space debris tracking technology, automated satellite collision avoidance systems, and active debris removal missions prevent Kessler syndrome and protect orbiting spacecraft.

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

Close-up measurements from NASA’s Parker Solar Probe are giving scientists an unprecedented look at how the solar wind gains ...

Leadership is often learned through trial and error, but aspiring leaders don't have to start from scratch. This article brings together practical insights ...

You’ve probably spotted a car steering itself or heard about robotaxis across town, and it […] ...

Abstract: The article proposes a method of estimating the dielectric constant or propagation velocity of a cylindrical object. The method is simple but robust, completely noninvasive, and suitable for ...

Jr., T. (2026) Finite Propagation and the Regime Structure of Reality — Classicality and Geometry as Constraint-Limited Phenomena. Open Journal of Philosophy, 16, 138-150. doi: ...