Google Voice is one of the best ways to make free Internet phone calls. This telecommunication service provided by Google is commonly used to connect to your phone and make calls for free. It can also be used to make free PC to phone calls and free PC to PC calls. With Google Voice, you can also send free SMS to email, send voicemail messages, make a conference call, block any unwanted calls and more.

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Google Body is a browser based tool that provides detailed 3D model of the human body. It lets you explore the human body from any angles just like you discover the world in Google Earth. You can peel back anatomical layers, zoom in and out, click to identify anatomy, or search for muscles, organs, bones and more. If you type in an organ, bone or ventricle system, you will be taken directly to that area in the anatomy. Beside that, this medical application also allows you to share the exact scene you are viewing by copying and pasting the URL. Educational and healthcare community especially medical students will definitely find this 3D learning experience useful and invaluable.

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Comments are valuable information and discussion made by audience in the websites and blogs. However, the default comment box in most of the weblog publishing platforms is simplistic and uninspiring. Being a serious blogger, it is important to enhance the capabilities of your comment system to build an active community from your audience, eliminate spam and improve the appearance of comments. Disqus.com is a free comment system that improves discussion on websites and connects conversations across the web. Why is this comment system worth the attention? First of all, it is used by some major websites such as CNN, TechCrunch, FoxNews, IGN, etc. It works for most of the popular publishing platforms including WordPress, Blogger, Tumblr, Drupal and more.

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Virustotal.com is a website that uses up to 40 antivirus engines to scan viruses, URLs and malwares for free. This simple online tool allows users to check files for viruses, worms, trojans and all kinds of malwares. You can either send the files (maximum file size: 20MB) through the website or via email. Virustotal is very useful and easy to be used to scan any suspicious URLs. Simply key in a URL and submit it. You’ll receive back a report detailing the results of the analysis.

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