Hidden in storage, a University of Utah research associate happened upon the only known copy of this ‘revolutionary’ software

It took careful work to recover the UNIX V4 operating system from the 9-track magnetic tape. The software is foundational for ...

5 Apps That Can Breathe New Life Into Your Old Windows PC

Struggling with sluggish startups and leftover app trash? This lineup of optimizers, uninstallers, and tweaks frees up your ...
TV Tech

Free Signal-Tracking Software to Enjoy in 2026

This month, I’ll share some of the free software I use to understand how TV signals make it from the transmitter to the ...
IEEE

Enhanced Harmony Search Algorithm for Maximum Power Point Tracking Under Partial Shading in PV Systems

Abstract: Multiple power peaks are introduced under nonuniform irradiation conditions in photovoltaic (PV) systems. However, conventional maximum power point tracking (MPPT) algorithms, such as the ...
IEEE

Optimal Tracking Control of Second-Order Multiagent Systems With Input Delay via Data-Driven Forward Reward Q-Learning Framework

Abstract: In this article, an optimal tracking control algorithm is derived for second-order discrete-time multiagent systems (MASs) with unknown system dynamics and input delay. First, the optimal ...