Science teacher Chris Bergmann demonstrates the power of chemistry, while at the same time carving his Halloween pumpkin the best way possible. Why is it our teachers were never this cool?

We know what you’re thinking – how can you play Tetris with guns? You don’t. But you still get to play it as if you were the brick in this crazy, dizzying, browser-based game. We still want guns, though.

Magician Simon Pierro built his 2011 Halloween magic show using an iPad 2 and a custom iOS app as his primary gimmick. We wish our iPads would dispense jellybeans too. Maybe the iPad 3 will.

An American flag made of items from a Japanese video game that has an Italian plumber for a super hero. It’s a Benetton design. Cop it now from Ript if you like it because it’ll be gone tomorrow.

From the creators of Coraline comes ParaNorman, about a boy who uses his ability to speak with the dead to defend his town from the undead. We’re not sure yet if he can speak with them as well.

Officially licensed Alien silicone trays for making creepy ice. It’s a shame they won’t be released in time for this Halloween. Available in Alien Egg and Alien Head molds. No Chestburster?

Call of Duty: Modern Warfare 3 gives players more incentive to specialize in certain weapons, because guns now level up, unlocking attachments, camo and even passive abilities called proficiencies.

Manoteca makes clever use of a used wooden door, converting it into a multipurpose table by retaining its original form. The recycled rawhide pockets and wooden drawer add to its versatility.

A concept video by the Office Division of Microsoft shows a future where computers are integrated into everyday objects and structures, with voice and touch controls making them more intuitive.

PBS Arts’ Off Book episode on the history of video games. Featuring interviews with designers Eric Zimmerman and Syed Salahuddin, journalist Leigh Alexander and professor Jesper Juul.

We need to give it up to the talent at XworkZ right here; they’ve created a simply spectacular rendition of Batman from Arkham City, right down to the colors and cowl. (Thanks Ian!)

We’re not too sure about his costume skillz, but Eric Calderone (aka 331Erock) sure knows how to shred, as he kicks out this hard-rockin’ medley of Halloween favorites.

Cadbury is doing everything they can to keep Team GB pumped for London 2012 – check out Rebecca Adlington as her swim training is disrupted by a band of supporters. (Thanks Matt!)

HAL 9000’s younger, better-looking little sister sits on your desktop, adding a speaker dock to your iPhone 4S and so you can bark orders at Siri from across the room. Though she might not obey.

RIM and Porsche Design have created the sexiest Blackberry yet: the P’9981. Has 1.2GHz CPU, 768MB RAM, a 2.44″ touchscreen, 8GB storage with a microSD slot and a 5mp camera with flash.

The crossbow snow launcher has two parts: a snowball press that can make up to 3 snowballs at once, and the launcher itself that can lob the balls up to 60ft away. It also comes with a vinyl target.

Justin and Jimmy are up to their hijinks once again, educating us on the history of rap – taking on everyone from De La Soul to The Fresh Prince to Young MC to Coolio and the Beastie Boys.

Husband and wife, and amazing artists SupaKitch and Koralie are back with new mixed media wall art, their steady hands and bright palette working magic once again. Video by Raphaël Hache.

Watch Big Boss farm for soldiers like a (big) boss en route to facing the traditional big bad robot boss in this demo of the remastered MGS: Peace Walker, part of the Metal Gear Solid HD Collection.

This rather amusing infographic offer some frightening speculation on what’s coming to get us depending on where we live. We truly want to know why the Succubi is coming for Minnesota.

SawStops are table saws with an automated braking system which can halt the saw from 5,000 rpm to a dead stop in a thousandth of a second. The inventor even tested it with his own finger.

Peter Bull’s latest mashup uses the new Coldplay single Paradise as the main track, and adds 5 other vocal tracks to fit the instrumental, including Bruno Mars, Usher and Elton John.

The Remington Touch Control Beard and Stubble Trimmer has an LED touch screen for viewing and toggling the trim length and speed. Skip to 0:40 in the video to see its other features.