PNG, short for Portable Network Graphics, is a popular and high-quality graphic file format. The PNG format is both lossless and supports transparency, making it great for webpages. You can view PNG ...

Chances are good that you’ve witnessed a wide variety of file formats flit across your screen, but do you really understand what they mean? For example, you may understand that a JPEG is for pictures ...

Imagine working with special cameras that capture light your eyes can’t even see—ultraviolet rays that cause sunburn or infrared heat signatures that reveal hidden writing. Or perhaps using ...