Cannabis drug tests measure tetrahydrocannabinol (THC) and its metabolites, which can stay in your body long after the “high” fades. Detection ranges from hours in blood or saliva to weeks or months ...

Elon Musk has said critics of his social media site X are looking for "any excuse for censorship", after its artificial intelligence (AI) chatbot Grok drew criticism over its use to create sexualised ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages, ...

There are plenty of technological ways to cut down on spam calls, but this is the one that works best. Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to ...

Tired of your heating bill looking like a car payment? Knock the temp down ten degrees while you're at work. Mike De Socio is a CNET contributor who writes about energy, personal finance, electric ...

Euny Hong is the former supervising editor at Investopedia.com. She is also the author of two critically-acclaimed, published books. Dr. JeFreda R. Brown is a financial consultant, Certified Financial ...