1. This is how you can use coupons on Amazon

Amazon has just introduced coupons –yes, coupons like you might clip and save when making a routine trip to the grocer. Here's how you can take advantage of the savings:

Go to Amazon.com's “Today's Deals” page and in the menu, clip on “Coupons” (A direct link can be found here). You can check out several of Amazon's categories and when you see something you like, just click “Clip this coupon.” When you're ready to check out, you'll see your coupons.

Read more: How to find and clip Amazon instant coupons(C|Net)

2. Beware: Some of your browser extensions might have viruses

Did you know some simple browser extensions might have malware or adware? How-To-Geek and ArsTechnica are both sites that released the news that because of permission and data settings in some of the extensions you add, you could be putting your computer at risk.


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How can you avoid this? Chrome has an extension called ExtShield that notifies you if your privacy is compromised. You can also check out a list of programs to be aware of right here.

Read more: Many browser extensions have become adware or malware. Check yours now (LifeHacker)

3. This app is trying to help you quit smoking

A new app, Smokio, connects with your e-cigarette and lets you know how much you've been puffing. Not only does it monitor how much you inhale, but also your vitals, if you're making progress on quitting, and how much money you've saved by switching to e-cigs.

Check out the video at the top for more information.

Read more:E-cigarette offers daily health reports for tobacco quitters (PSFK)

4. If you used TorMail, the FBI has access to your information

The database for TorMail – an anonymous webmail service that protects your privacy and deletes browser history – has now been intercepted by the FBI. What does that mean for you? The FBI could now have access to your inbox and other personal information.

The feds seized the entire database last year while investigating a company known for sheltering child porn.

Read more: If you used this secure webmail site, the FBI has your inbox (Wired)

5. Don't bother with a simple manicure – 3-D print your nails

Two New York City-based artists known as Laser Girls have taken the art of adhesive nails to a whole new level by using 3-D printing technology. The nails can be glued to your fingers (like regular adhesive nails), but in this case feature 3D designs and unique patterns.

Read more: 3D-printed nails usher in high-tech manicures [pics](PSFK)