Stochastic volatility is the unpredictable nature of asset price volatility over time. It's a flexible alternative to the Black Scholes' constant volatility assumption.

My wife and I rode the Coaster train from Carlsbad to downtown San Diego. Hoping to take a break in the waiting room at the historic Santa Fe Depot, we were informed that the door codes for the ...

Marshall Gunnell is a Tokyo-based tech journalist and editor with over a decade of experience covering IT, cybersecurity and data storage. Alongside CNET, his work has appeared in ZDNET, Business ...

Whatever you do, don’t use public Wi-Fi when out and about. At least that’s what Google is warning everyone not to do. When it comes to whether public Wi-Fi networks are safe enough to keep your ...

Don’t be susceptible to cyber Fi-jackers. Google has warned Android users against “using public Wi-Fi whenever possible,” claiming that cybercriminals can use it as a Trojan horse to pilfer their bank ...

Peter is a writer and editor for the CNET How-To team. He has been covering technology, software, finance, sports and video games since working for @Home Network and Excite in the 1990s. Peter managed ...

Wi-Fi networks just got a sneaky new threat, but you can stay safe with a little bit of due diligence Today, we have internet connectivity almost everywhere we go. That’s one of the greatest ...

Conservation would no longer count as an official use of federal public lands under a plan announced by the U.S. Department of the Interior. On Wednesday, the agency declared its intent to rescind the ...

We’ve all heard about the risks of public Wi-Fi networks, which might make anyone want to avoid it altogether. In theory, that’s what I should do, but in practice, I still end up logging in ...

When you're away from home or the office, you'll often want to connect to wifi—whether you need to check your emails, write a report, download a Spotify playlist, or just aimlessly scroll through ...

Words are to journalists what calories are to athletes: Language is the primary fuel that powers storytelling. When professional athletes eat junk, their performance suffers and their fans are ...