An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

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CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Video doorbells are useful for ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Shopping for men can be a puzzle — especially when you're trying to buy a gift for someone who swears they ...

Blockchain is the core technology behind Bitcoin and thousands of cryptocurrencies and has promising potential beyond digital currencies. Many, or all, of the products featured on this page are from ...