The Orion spacecraft uses eight processors running identical instructions simultaneously A fail-safe design prevents faulty computers from sending incorrect commands Triple redundant memory corrects single-bit errors automatically on access The NASA Artemis II mission relies on a computing system built to remain operational under extreme conditions and hardware faults. Unlike the Apollo program, where onboard…

Looking for a different day? A new NYT Strands puzzle appears at midnight each day for your time zone – which means that some people are always playing ‘today’s game’ while others are playing ‘yesterday’s’. If you’re looking for Friday’s puzzle instead then click here: NYT Strands hints and answers for Friday, April 17 (game…

Looking for a different day? A new Quordle puzzle appears at midnight each day for your time zone – which means that some people are always playing ‘today’s game’ while others are playing ‘yesterday’s’. If you’re looking for Friday’s puzzle instead then click here: Quordle hints and answers for Friday, April 17 (game #1544). Quordle…

China successfully demonstrates geosynchronous satellite tracking of moving maritime targets Persistent surveillance from orbit reduces reliance on low Earth satellite constellations Three satellites could provide continuous global monitoring of high-value naval assets China has released radar images showing a geosynchronous orbit satellite successfully tracking a moving maritime target for the first time. The satellite locked…

I’ve been a regular cyclist since 2015, and I’ve had my fair share of bike crashes — all minor, thankfully, where I got away with a few gashes at worst — and the common denominator was that I was distracted by my phone. A smartphone mounted on bike handlebars is a distraction magnet. The big,…

Looking for a different day? A new NYT Connections puzzle appears at midnight each day for your time zone – which means that some people are always playing ‘today’s game’ while others are playing ‘yesterday’s’. If you’re looking for Friday’s puzzle instead then click here: NYT Connections hints and answers for Friday, April 17 (game…

The dual agent AI system autonomously solved Anderson’s conjecture from 2014 Rethlas explores problem-solving strategies like a human mathematician would Archon transforms potential proofs into projects for the Lean 4 verifier A research team led by Peking University developed a dual-agent AI system capable of solving advanced mathematical problems while also verifying its own results….

Why you can trust TechRadar We spend hours testing every product or service we review, so you can be sure you’re buying the best. Find out more about how we test. UGREEN NASync iDX6011 Pro: 30-second review The UGreen NASync iDX6011 Pro is substantial, measuring in at 349 x 260 x 212mm, it sits closer…

Chromebooks offer outstanding value for users who don’t need a fully fledged Windows or macOS laptop. They’re portable, simple to use, and there are plenty of affordable options. One of our top picks at the moment is this Asus CX14 Chromebook Plus at Best Buy for $239 (was $429). That’s a ridiculously good price for…

I’m bad at interior design. So bad, in fact, that I affectionately refer to my apartment as ‘the clown house’ due to its total lack of a cohesive color scheme. It’s definitely due for a refresh — so I turned to Alexa+ to help me create something more tasteful. A few weeks ago, Amazon rolled…