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In 1947, this was how they disposed of hazardous materials. 20,000 pounds of sodium were dumped into Lake Lenore in Washington State. You may remember tossing small amounts of sodium into water in high school chemistry class, so you can guess what happens. -via Metafilter and Fully Geek

Now that Halloween is over, it’s time to think about what you will serve for Thanksgiving dinner. Instructables shows you how to make your pumpkin pie into a pumpkin pi! http://www.instructables.com/id/pumpkin-pi/

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He can see the fish, but he can’t reach them under the ice! -via Arbroath

Imagine being the operator who had to climb out of this! Dark Roasted Blend has a collection of photos from incidents where heavy machinery goes wrong. Link

Google often changes their logo for special occasions, and Halloween is no exception. But Google isn’t the only one! You may have noticed the skeletal Neatorama title today. YesButNoButYes is posting Halloween logos spotted all over the internet, and asking you to submit more. Bonus: there’s also a rundown of the last seven years of Google Halloween logos. Link

Mac Classics find a new life as hi-tech Jack-o-Lanterns!

There's still time to make your own. Besides a working computer and a little technical know-how (very little), all you need is three cans of spray paint and a bit of epoxy. And here's the best part...no slimy guts to clean out!

Intructions are at Bad Banana Blog. http://badbanana.typepad.com/weblog/2007/10/mac-o-lanterns.html -Thanks, Bill!

What are you going to be for Halloween? A YouTube video! This photo was taken by Flickr user sweetbriar. You can view the larger sizes to read the “comments”. Link -via Unique Daily

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A Halloween classic from 1982 by Tim Burton, narrated by Vincent Price. -via The Daily Martini

Have fun dressing up the Steve Ballmer paperdoll! Since it’s Halloween, I went for the obvious. Link -via Metafilter

You’ve seen plenty of Star Trek weddings by now, but how about a Star Trek funeral? Eternal Image will soon offer a Star Trek casket! This design was inspired by STAR TREK II: The Wrath of Kahn. Or you might prefer a Star Trek urn. http://www.eternalimage.net/st_page.html -via YesButNoButYes

Zero gravity has some strange effects. You grow taller, your nose feels stuffy, and you become constipated. The upside is that you snore less! Discover Magazine has more surprising facts about living in space. Link -via Reddit

This infographic shows the ratio of inhabitants per doctor in countries the world over. Cuba seems to be doing great; sub-Saharan Africa, not so much. Link -via Dump Trumpet

That means “Ugly Mickey.” This blog collects depictions of Mickey Mouse that aren’t quite what Disney had in mind. This image is by artist Danilo Beyruth. It’s in Portuguese, but the art speaks for itself. Link -via Metafilter

WikiPediaVision is a visualization of edits to the English Wikipedia, almost the same time as they happen. These are not all the edits, only those that will fit into the time frame and are not registered users (whose IP numbers are protected), but this gives you an idea of the constant global nature of Wikipedia editing. Link -via Reddit

Did you know the first Frankenstein movie came out in 1910? That David Prowse of Star Wars fame played the monster in three movies? What year Frankenstein 1970 was released (it’s not what you think)? Find out everything you never thought to ask about Frankenstein at mental_floss! Link