I’m guessing the electrical potential used to charge the battery during the day is generated between the top and bottom of the algal layer and is ultimately due to a gravity-induced concentration gradient of some kind of metabolite in the broth.
Round-up of top 10 exotic gear pr0n posts from the archives of Make: Online.
‘android meets arduino’ is a toolkit, basically consisting of an Android application and an Arduino library which will help you to interface with your phone in a new dimension. You can build your own interfaces almost without any programming experience.
Back in April, I posted about Charlie Visnic, a film editor from Fullerton, CA, who had chosen a unique way to try and quite smoking — creating a blog, called “The B-Roll — One Creative Thing a Day,” and then doing a project each day and documenting it. I loved the idea, loved the content […]
Voltaic (makers solar bags) have a DIY section filled with projects and resources for solar powered goodness – here are couple recent ones I thought were interesting… Solar trackers can increase power generated by a solar panel by orienting the panel towards the sun throughout the day. This decreases the amount (and cost) of PV […]
Over on our sister site, CRAFT, Brookelynn Morris posted about the insanely cool World Cup player crayon carvings of Diem Chau. Above is a closeup of Brazilian footballer Robinho’s custom crayon. Chau carved 66 total.
The humble potato gets a bad rap sometimes, and there is a misconception that it lacks good nutritional value. Not true! According to Wikipedia, “A medium-size 150 g (5.3 oz) potato with the skin provides 27 mg of vitamin C (45% of the Daily Value (DV)), 620 mg of potassium (18% of DV), 0.2 mg […]
