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The Geek

Lowell Heddings, better known online as the How-To Geek, spends all his free time bringing you fresh geekery on a daily basis. You can follow him on if you'd like.

Have you ever wondered if an image was altered with Photoshop? This tool can show you whether an image is Photoshopped through error level analysis.

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If you normally like to power off your PC when you’re not using it, do you ever forget and leave it on? Here’s how to configure Windows to automatically power down at night, but only if you’re not using the PC at the time.

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If you’ve got multiple PCs in your home that are still running Windows Vista, you can upgrade them all in one batch and save some money in the process.

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Microsoft sells their own PCs in the Microsoft Store, and they are all certified with the Microsoft “Signature” experience, but what does that mean?

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Make sure to check out DOGHOUSE for a lot more hilarious comics. Well worth subscribing to.

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Want to have a little fun with your WordPress blog? You can use this plugin, which replaces your 404 page with the Blue Screen of Death.

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Google Chrome only: If you like to share images with your friends on social networking sites like Twitter, and you don’t want to use a special client, Chrome extension Drag2up can make the process simpler.

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Over at Instructables, they’ve put together a guide to building a usable PC inside an ancient Macintosh Classic Case.

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Lately I’ve noticed an annoying trend on Twitter—people constantly spamming your @replies feed with these posts saying that you were the top story on somebody’s feed. Very irritating, but here’s how to get rid of it.

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The screen that you see when your computer first starts is known as the BIOS, and it’s based on a really old technology that is finally being replaced with something better—and it will make your PC boot faster, too.

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Evernote is a great system for storing notes, images, and web pages so you can find them later, and you can make it even better by integrating the search directly into the Google Chrome Location bar.

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If you’ve been waiting to get your hands on the latest Ubuntu Linux release, it’s available now in a release candidate—or you could wait until the 10th when the final version comes out.

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Today Evernote added a new feature to their Google Chrome extension—now you can search Google and you’ll see if there are matching notes in your Evernote account.

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The Windows Live Essentials 2011 suite is finally out of beta and available for download—it’s a whole set of very capable applications for free, like Windows Live Writer, Messenger, Sync, and Movie Maker.

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You’re no doubt reading this article because you’re wondering what those two processes are doing cluttering up Task Manager, and also wondering why they are in capital letters. You’ve come to the right place.

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Google Instant has two new enhancements: new keyboard navigation features and the availability of Google Instant across more search features, like News, Video and Books. New keyboard navigation features allow you to fly throu...

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If you haven’t seen the 70′s movie called Soylent Green, you might find this comic slightly confusing. Also, that’ll be negative 500 nerd points for you.

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It’s possible that it’s simply being used as a remote display for another machine running Chromium OS, which would still be a fairly interesting use for the iPad.

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Have you ever seen somebody use upside down text on the web? Ever wonder how to do it? Let’s take a quick look at how the characters are actually put together, and show you an easy generator that will do it for you.

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Over at Lifehacker, they’ve written up a very thorough guide to why you shouldn’t bother using Task Killer applications on your Android phone—because they really don’t do any good.

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One of the great things about Linux is that you can do the same thing hundreds of different ways—even something as simple as generating a random password can be accomplished with dozens of different commands. Here’s 10 ways you can do it.

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Over on YouTube, one of the nerdiest people in the world has created an ALU, or arithmetic logic unit, out of blocks and pieces in a virtual world. This means you could actually run around inside the processor of a computer a...

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These days you couldn’t even fit a single image from your digital camera on a floppy disk, but you can relive the old days with these sticky notes that look like floppies.

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It started life as the Foxmarks extension, then they rebranded it to Xmarks and made it work across any web browser—and now it has died a deadly death. The service will be around for a few more months until it’s truly dead, but it’s time to look for other options.

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If you’ve ever had an itch to guide a little ship around a web page and blow stuff up, this is the bookmarklet you want.

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