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Not long ago developers considered browser-rendering differences to be one of the most challenging problems. IE6 probably a nightmare to the online industry, is gone but there are still a lot of issues with browsers that make coding a tough job.

Listeria, the food-borne bacteria responsible for killing 21 people this week via contaminated cantaloupes, is just one of many types of bacteria contaminating the food supply. Here, the 5 deadliest types of food-borne bacteria and how to keep yourself and your family members safe.

In photojournalism, good hardware can go a long way in helping you capture high-quality images, but someone who can properly use a cellphone camera is just as likely to take great photos as a novice equipped with a top-of-the-line DSLR. Knowing whether you're trying to capture spot news or shooting a photo essay is only half the battle: You also need to know how to use different cameras and which tool is appropriate for which situation.

Amateur astronomy sounds simple in theory: Get a telescope, point it at the sky and look. But gaze into the night sky and you'll see countless points of light. How do you find a single star or constellation out of the vast expanses of space? What equipment should you use? It can all be a little intimidating. So PM asked several accomplished astronomers about the best way to start stargazing.

Contact form is deadly essential for any website, as it acts as a messenger which asses the opinion or enquiries of visitors to webmaster. There have been countless contact forms on the web but unfortunately most of them do not explain to you the inner working parts, so here comes a detailed tutorial to teach you to build an advanced contact form from scratch based on the pop technology, HTML5 and CSS3.

If you're a man who wants to mentor a woman, you're going to have to make some allowances for how women work.

Gizmodo reader Tal Ater agreed that Facebook's new chat system is a clusterzuck of confusion, so he created a little program to fix it! It will take off the list anyone who's offline.

Bed bugs are infesting major cities across the U.S. so if your summer plans include travel, you need...

Whether you're a die-hard Windows fan or simply a Mac user required to occasionally use Windows, it's hard to argue against the fact that Mac OS X has some killer features. Here's how to get the best of them on Windows.

A determined bear is smarter than a lazy human.