Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

You have reached your maximum number of saved items. Remove items from your saved list to add more. Ten clues. Twenty-five squares. How quickly can you solve this bite-sized puzzle? Track your win ...

Welcome back to our beloved quick-fire general knowledge quiz! We’re on day 566, and if you’re a regular by now, you know the drill. For the newly initiated, we present players with 15 general ...

The best way to spend three minutes of your day. Welcome back to our beloved quick-fire general knowledge quiz! We’re on day 575, and if you’re a regular by now, you know the drill. For the newly ...