Technology

Shrimp shells to produce electrodes for large storage batteries

The Spanish researchers’ proposal is to produce vanadium flow battery electrodes from chitin, a shrimp shell material. Credit: John Cameron / Unsplash A project by Spanish researchers and other collaborators from the Massachusetts Institute of Technology (MIT) suggests the use of chitin from shrimp shells to produce electrodes for vanadium …

Read More »

This is where you can still buy them

Credit: Oliver Cragg / Android Authority Google has discontinued the Pixel 3a and Pixel 3a XL. The Pixel 4 series is the only range of smartphones that it sells now. You can still buy the Pixel 3a series from outside vendors. The 2019 Google mid-range smartphones have completed their successful …

Read More »