Want to build a fire extinguisher using things you can find around the house? Science shows you how to properly apply technology to kitchen safety! Your main supplies for this project are a mayonnaise jar, some vinegar and baking soda.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.
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