Abstract: The vulnerability of conventional home security systems has been threatened by the rapid growth of robbery and burglary over the last couple of years. Conceptual: In our everyday lives, ...

There was an error while loading. Please reload this page. // Clear the trigPin digitalWrite(trigPin, LOW); delayMicroseconds(2); // Set the trigPin HIGH for 10 ...

It's clock with big animated digits. For alarm signal selected melody is playing. Alarm can be armed for specified days of week. Clock can show temperature, humidity and date. If you have digital ...

These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Katrina made landfall on Monday, Aug. 29, 2005, as a Category 3 hurricane, bombarding New Orleans and overpowering the city’s levees. The flooding that followed submerged 80% of the city and drove ...

Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of code that are listed in the examples ...

UPDATE (Aug. 26, 2025, 12:05 p.m. ET): Federal Reserve Governor Lisa Cook’s attorney, Abbe Lowell, said Tuesday that Cook will be filing a lawsuit, adding that President Donald Trump’s “attempt to ...

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. Properly installed smoke ...

Looking for an alarm system to make you feel more secure? We've tested all the best professional and DIY home security systems to help you decide which is right to protect your family and property.

Abstract: The flexible piezoresistive sensors have versatile applications for healthcare. The fabrication procedures of these sensors are generally costly, complex, and environmentally unfriendly.