Technology

Humans hot, sweaty, natural-born runners

Humans hot, sweaty, natural-born runners

I’m back to running a few miles a day, I’ve always wondered why it not only felt “normal” but why our species evolved this ability, here’s an article from Physorg that explores this… Hairless, clawless, and largely weaponless, ancient humans used the unlikely combination of sweatiness and relentlessness to gain the upper hand over their […]

Spark Fun Electronics – new stuff

Spark Fun Electronics – new stuff

Spark Fun has some new goodies in, the USB weather board looks fun… USB Weather Board We take the sensitive SCP1000 barometric pressure sensor, match it with a sensitive SHT15 humidity sensor, and we give you weather over USB! Ok, so it doesn’t really predict the weather, but you can immediately tell what the current […]

DIY Zoning: Dampers

DIY Zoning: Dampers

Wow, this is a great (and cheap way) to control the dampers in your home… Compare: in existing zoning systems, the cost per room is anywhere between $600 and $1300, in this case, it is approximately $10 for a servo, and approximately $3 for a sensor, which makes it less than $20, if you count […]

RF-enable your microcontroller projects

RF-enable your microcontroller projects

Whether you’re an avid electronics guru or an armchair robo hacker, you’ve probably encountered a situation where it would be nice for your project to communicate information wirelessly. David from uC Hobby wrote in with a cheap solution to the problem: Need a simple, one-way, wireless data transmission for your microcontroller projects? This article will […]

LEGO Johnny Five

LEGO Johnny Five

Daniele Benedettelli made an amazing LEGO Johnny Five, Steve Gutenberg not included… The triangular structure of the treads has been built after precise studies of real Johnny five photos: a pre-production CAD drawing helped this process. An early version of J5 base had the most perfect proportions achievable with Lego gears, using Technic large turntables: […]