Long QT syndrome is a leading cause of sudden death in young persons, with a prevalence exceeding 1 in 2000. It is characterized by prolongation of the QT interval, aberrant T-wave morphologic ...

Editor’s Note: December 10, 2025: We’ve reviewed these selections to ensure they are available and competitively priced. To further update our coverage, with a focus on ease-of-use, we’ve called in ...

Did you pay attention to the top headlines in Arizona this week? Now is the time to test your skills with this week's azcentral.com news quiz, covering stories from Nov. 14-20, 2025. Best of luck! If ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Since 3D printers debuted in the 1980s, the devices have been used ...

James has been writing about technology for years but has loved it since the early 90s. While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser ...

More affordable than ever, 3D printers are booming for personal, professional, and educational use. We've been testing them for over a decade and are here to help you find the right option. Since 2004 ...

Today's affordable 3D printers will surprise you: You can get a smooth-working machine with useful features once reserved for high-end models. Starting at just $250, these are the top budget ...