Could these energy storage systems make the grid 100% renewable?

By Michael Belfiore At an industrial site in Ticino, Switzerland, a 20-story tower raises 35-ton composite blocks on winches using renewable energy from the electric grid. Then, after dark, when solar panels no longer collect energy, the computer-controlled wins lower the blocks, spinning generators and feeding energy back into the grid without using fossil fuels. … Read more

Best portable Bluetooth speakers & outdoor AirPlay speaker systems

AppleInsider is supported by its audience and may earn commission as an Amazon Associate and affiliate partner on qualifying purchases. These affiliate partnerships do not influence our editorial content. You don’t have to stick to using your iPhone’s speaker to play music aloud while away from home, as these portable speakers can keep … Read more

Best eero WiFi systems 2022

Source: Amazon Best eero WiFi systems iMore 2022 If you are dealing with a slow or inconsistent Wi-Fi connection in your home, then it is time to upgrade to mesh networking. Mesh routers utilize multiple satellites to blanket every corner of your home, giving you the Wi-Fi your family deserves. The eero 6+ dual-band mesh … Read more

How Attackers Use XLL Malware to Infect Systems

In recent months, we have seen a growth in malware campaigns using malicious Microsoft Excel add-in (XLL) files to infect systems. This technique is tracked in MITER ATT&CK as T1137.006. The idea behind such add-ins is that they contain high-performance functions and can be called from an Excel worksheet via an application programming interface (API). … Read more