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How to Light Fireworks (Safely)
Fri, 04 Jul 2008 00:03:00 +0800
The big day has arrived! It's time to light all those fireworks you have made or purchased. Here are some tips for lighting your fireworks without blowing yourself up or...
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Wordless Wednesday - Rubber Egg
Wed, 02 Jul 2008 00:06:00 +0800
Make your own rubber egg......
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Colored Smoke Recipes
Tue, 01 Jul 2008 16:02:00 +0800
I get a lot of questions about whether the recipes that you can find online for making colored smoke bombs are valid. Yes, they are, but... you have to keep...
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Mars Phoenix Finds Evidence of Liquid Water
Sun, 29 Jun 2008 14:40:00 +0800
NASA's Mars Phoenix performed wet chemistry experiments on Martian soil -- the first such analysis to be performed on any world except Earth. According to a Physorg.com, the tests indicate...
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Rubber Egg & Chicken Bones
Fri, 27 Jun 2008 17:10:00 +0800
My daughter's favorite science project is making rubber eggs. I have a preference for projects that involve fire, but sometimes those are complicated or require special chemicals, plus there is...
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Wordless Wednesday - Mad Scientist Fizzy Potion
Wed, 25 Jun 2008 00:27:00 +0800
Make your own mad scientist fizzy potion....
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Can You Really Run Your Car on Water?
Mon, 23 Jun 2008 11:08:00 +0800
Since I posted instructions for making biodiesel, I've received a lot of emails from readers reminding me that many cars (including mine) run on gas, not diesel, and asking about...
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How an Ice Cream Soda or Float Works
Mon, 23 Jun 2008 08:58:00 +0800
An ice cream soda or ice cream float (called a spider in Australia and New Zealand) is made by adding soda pop or seltzer to ice cream. Some people add...
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NASA Mars Phoenix Lander: How Do They Know It's Water Ice?
Sat, 21 Jun 2008 09:31:00 +0800
The most common questions I've heard regarding the Mars Phoenix Lander's discovery of ice near Mars' North Pole are, "How do they know it's ice?" and "How do they know...
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Algae as an Oil Source for Biodiesel
Thu, 19 Jun 2008 17:51:00 +0800
Business Pundit has some interesting things to say about the possibility of using algae to make biodiesel. Apparently some micro-algae contain up to 60% fat, 70% of which can be...
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