Over the years, programmable logic controllers have taken on relay logic and process control and have even minded motion. Now they are adding safety to their repertoires. These latest offerings from Siemens and Rockwell Automation can replace stand-alone safety PLCs or hard-wired relays and therefore streamline the planning, implementing and operating of machinery safeguards.To read about the products, click below:
Artificially created metamaterials are already appearing in niche applications like electronics, communications, and defense, says a new report from Lux Research. How quickly they become mainstream depends on cost-effective manufacturing methods, which will include additive manufacturing.
Sharon Glotzer and David Pine are hoping to create the first liquid hard drive with liquid nanoparticles that can store 1TB per teaspoon. They aren't the first to find potential data stores, as Harvard researchers have stored 700 TB inside a gram of DNA.
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