The types of diagnostic measures that use watchdog timers as recommended by the IEC61508-2 standard to address failures in program sequence.

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min After years of gradual progress ...

A former NASA astronaut turned US senator has joined with other lawmakers to insist that his two rides to space remain on display in the Smithsonian. “Why should hundreds of millions of taxpayer ...

From how crypto mining could help address a chronic clean electricity oversupply problem in Brazil to the company getting blockchain transactions into space, Ciara Lee rounds up the big crypto stories ...

Solar eclipses thrill skywatchers every year. You just have to be in the right place at the right time. A solar eclipse occurs when the moon is positioned between Earth and the sun and casts a shadow ...

They are the surviving relics from bygone eras that are now surrounded by modern London. The latest example is the Grade I listed tower of All Hallows Staining Church, which engineers have balanced on ...

Numberblock One needs help repairing the space satellite, but she doesn't know how many panels she needs for the gaps. Help your child learn about measuring space using this handy guide: 1. Count how ...

Let's talk about that graveyard of old phones you have stashed in a drawer. Instead of letting them collect dust until they become ancient artifacts, it's time to put one of them to work as part of ...

The comedian, actor, and former podcaster discusses his decision to bring “WTF” to a close after 16 years and interviewing its final guest, Barack Obama. By Reggie Ugwu and Chantal Anderson Separately ...

Buying the right camera, lens, accessory or software to suit your photography is really important. Our product reviews offer independent views with hands-on opinion and honest verdicts aimed to give ...

The Expedition 73 crew continued their science research and maintenance work aboard the International Space Station this week, despite the start of a U.S. government shutdown back on Earth.