Top 5

There are big hybrids, fast hybrids, and just plain fancy hybrids galore these days, but this Top 5 list gets us back to the original point: hybrids that save gas and spew lower emissions in the process. Brian Cooley runs down the cars you need to look at if you want to save gas with a little electricity.

If you're not totally concerned about MPG, check out CNET's list of best hybrids with great tech as well.

Laptops are red-hot these days, from ultrapowerful to ultraportable. There's a lot to love out there, which makes deciding on just one a tough pick. Molly Wood helps you out with five you have to consider, according to CNET's editors as of March 2011.

Check out CNET's latest list of best laptops any time you're about to go shopping for one.

I'd like to hear your opinion on whether reports of the laptop's death are greatly exaggerated. Gartner research reported this week that tablet sales will grow from 15 million in 2010 to 54 million in 2011 and that laptop sales will slow down dramatically. But I'd like to know what you think. What are you more likely to buy next year--a laptop or a tablet?

The iPad is so far ahead in the tablet race, you could be forgiven for thinking the game is over. But it's not. Just as Android phones eventually caught up to--and, in some metrics, overtook--the iPhone, so, too, could Android whip the iPad. Here are five ways it could do that, according to a survey of developers conducted by Appcelerator and IDC.

Data brokers, data harvesters, people finders: whatever you call them, they roll up a huge amount of real and deduced information about you to create a dossier on your life that anyone can buy or even browse for free. While the nuggets of information about you are already out there, the way these sites aggregate it makes a lot of people feel very invaded. Watch this video to see how you can opt out, to a degree, then use the links below to start taking back your privacy.

Opt-out tools:

Spokeo PeopleSmart Pipl Peek You (e-mail link): Include the PeekYou.… Read more

The mortification of it: learning you've been unfriended by someone on Facebook! It's sort of traumatic, especially since it usually happens rather sneakily with no explanation offered. This little list may help you identify what you did wrong. Or maybe that person just hates you.

Here's the Twitter page for the guy who did this research.

OK, so "doomed" is a strong word, but these five are all either a day late or a dollar short. And in this business, that can doom you fast. Buy into these with caution.

After you watch this, check out our list of Top 12 most-anticipated technologies of 2011

Blu-ray discs demonstrate the purest audio and video quality, but they always start with a good movie. Here are five we think are really great on both counts, combining the subjective opinion of CNET's editors and latest sales ranking from Amazon.

If you want the full list, it's actually 40 Blu-ray discs and they're all right here in David Carnoy's rundown.

Why did this take me so long? Top 5 most-popular cat videos. Merritt's gonna' have a stroke.

And since every photo is better with a cat in it, you iPhone-using cat lovers will want this app.