Using a precisely aligned pair of laser beams, scientists can now hold a single aerosol particle in place and monitor how it ...

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 ...