Considering how often we tweet, Instagram, and generally speak in hashtags these days (#guilty), it's ridiculous that the almighty symbol has to live in the space as the number 3. Not only does it ...

Three years ago, Ars declared the SHA1 cryptographic hash algorithm officially dead after researchers performed the world’s first known instance of a fatal exploit known as a “collision” on it. On ...

Technology blogger Amit Agarwal has posted the mysterious keyboard shortcut for deleting messages in Gmail: If you are reading a message in GMail, press the # key (Shift+3) and that message will ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...