We break down Einstein's famous twin paradox to illustrate time dilation in special relativity. Discover how acceleration, ...

The early modern physicist Isaac Newton had presumed an unperceived yet real flow of time. To Newton, time is a dynamic physical phenomenon that exists in the background, a regular, ticking ...

Sarah Longwell on the growing voting divide between the sexes, the 2025 elections, and how Donald Trump remade electoral ...

CAPE CANAVERAL SPACE FORCE STATION — Despite the number of struggles Relativity Space has faced trying to get the world’s first 3D-printed rocket off the ground, it finally succeeded Wednesday night, ...

This paper describes the eccentricity, amplitude, phase shift, angular momentum, polarization, radial path, and orbital ...