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

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

December 11, 2025: We added three new Warframe codes. What are the new Warframe codes? If you're on the hunt for free glyphs and cosmetics, you're in luck - we've got a complete list of available ...

December 11, 2025: We checked for new Honkai Star Rail codes and removed four expired codes. What are the new Honkai Star Rail codes? If you're just starting your adventure through developer HoYoverse ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

If you're looking for DTI codes, IGN's got you covered! In this article, you'll find a list of all the active and working Dress to Impress codes in December 2025 that you can redeem for free rewards ...

Here are all the active codes that you can use to redeem free stuff in Ultimate Tower Defense right now: ...

Redeeming codes in Chainsaw Man Devil’s Heart is a slightly different process than most other Roblox games. Simply follow the steps below: So, there you have it: an answer to what all the Chainsaw Man ...

Game-specific code in-game redemption instructions can be found in the hyperlinked articles. How many digits are in a Roblox Gift Card Code? There are four digits in a Roblox Gift Card Code. Roblox ...

11th December 2025: We added new RAID codes. Even if you're not into mobile gaming, chances are you've heard of RAID Shadow Legends. With a big marketing push that involves A-list stars like Jeff ...

Synthesis of nanostructured cubic phase SnO 2 thin film and its trace-level sensing of CO gas This study presents a cubic phase SnO 2 thin film gas sensor with ultra-high CO sensitivity and 1 ppb ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...