If you’re gonna be a hacker eventually you’re gonna have to write code. And if you write code eventually you’re gonna have to deal with concurrency. Concurrency is what we call ...

Abstract: To address the problem of high complexity of channel estimation for orthogonal time frequency space (OTFS) systems, we propose a low complexity channel estimation method leveraging the ...

It is not easy to make collective sense of democracy in America at this moment. On the one hand, many of the institutions that have long anchored our system of ordered liberty remain in place, e.g., ...

Follow the space program since the moon landing in the four-part documentary "Once Upon a Time in Space". Here’s how to watch it anywhere on the planet. When you purchase through links on our site, we ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...

Forbes contributors publish independent expert analyses and insights. Nathan Goldman is a tax prof. at NC State Univ. If Trump’s tariffs in the year 2025 have taught us anything, it is that tax policy ...

The original version of this story appeared in Quanta Magazine. One July afternoon in 2024, Ryan Williams set out to prove himself wrong. Two months had passed since he’d hit upon a startling ...

The Smithsonian museum’s new galleries explore the challenges and delights of life in space Lonnie G. Bunch III An artist’s rendering of the upcoming “At Home in Space” exhibition offers a peek at its ...

A fringe new theory suggests that time is the fundamental structure of the physical universe, and space is merely a byproduct. According to Gunther Kletetschka, a geologist — not a physicist, you’ll ...