ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. The Defense Department has tightened cybersecurity ...

This project explores the optimization of matrix multiplication using parallel computing techniques such as multithreading. Traditional matrix multiplication has a time complexity of O(n³), which ...

For this week’s Open Questions column, Dhruv Khullar is filling in for Joshua Rothman. When David Fajgenbaum was a twenty-five-year-old medical student, at the University of Pennsylvania, he started ...

Meta is testing a way to hide spoilers on Threads, according to a new post from Mark Zuckerberg. The feature lets you obscure text or an image so that they're only viewable once they're tapped or ...

Dozens of machine learning algorithms require computing the inverse of a matrix. Computing a matrix inverse is conceptually easy, but implementation is one of the most challenging tasks in numerical ...

It took long enough, but Meta has finally admitted what Threads users have been saying from day one: the platform needs its own direct messaging system. Not something tied to Instagram, not a redirect ...

CEOs from Zoom and Klarna used AI avatars while reporting earnings. CEOs from Zoom and Klarna used AI avatars while reporting earnings. is a senior reporter covering technology, gaming, and more. He ...

Abstract: Sparse matrix-matrix multiplication is a critical kernel for several scientific computing applications, especially the setup phase of algebraic multigrid. The MPI+X programming model, which ...

Meta is now using the Threads.com domain name for its X competitor Threads. Credit: Arda Kucukkaya/Anadolu Agency via Getty Images Threads, Meta's alternative to X, formerly Twitter, had almost ...

The Matrix Model, developed by the Matrix Institute (now CLARE|MATRIX), is one of the few treatment models specifically designed to address the needs of individuals with stimulant-use disorders. This ...