How-To: Guess the number of M&Ms in a jar
Here’s how to guess the number of M&Ms in a jar using its “packing fraction” – it gets exciting around the 3:30 mark…
Science
DIY science is the perfect way to use your creative skills and learn something new. With the right supplies, some determination, and a curious mind, you can create amazing experiments that open up a whole world of possibilities. At home-made laboratories or tech workshops, makers from all backgrounds can explore new ideas by finding ways to study their environment in novel ways – allowing them to make breathtaking discoveries!
Persimmon wine: patience pays
bbum’s posted the results of his latest project. It looks very tasty: The sweet essence of persimmon is both present in the nose and in the flavor. And the characteristic astringency of persimmon carries through, too, giving the wine a slight “pucker” at the end… And this was an exercise in patience. Despite an iffy […]
How-To: Take Schlieren photographs at home
My post last week about shadowgraphy and Schlieren photography generated a lot of enthusiastic responses and not a few requests for a more detailed tutorial. Among the comments was one by Ian Smith, who has a great page here describing his own Schlieren photography set-up. (While you’re there, take a moment to appreciate the fact […]
Make a dry ice bubble
Fun with dry ice – make a dry ice bubble!
Capillary action colors calendar in real time
Artist Oscar Diez created this amazing calendar, made of different types of paper and special inks, which is carefully designed to slowly color in the days of the month by capillary action, in real time, over the course of each month. Via Boing Boing.
Reusing mini-blinds as plant markers
Instructables user mountainmanna has noticed that used mini-blinds are perfect for re-purposing as plant markers. They’re lightweight, rustproof, designed to hold up to continued sun exposure, and have a nice treated surface that takes ink or pencil very well. Her tutorial shows you how to cut them up for use.
How-To: Build a simple hand microtome
If lemonie’s Lego microtome is too involved for you, here’s a way simpler design for a simple hand microtome made from a wooden spool, a bolt, a nut, a washer, and a bit of dowel rod, plus the essential razor blade.
