The Engineer Online published selected works from the past 150 years, check out the “telephone” from 1877 Electricity has been fruitful with its wonders, and we can hardly be called prophets if we say it will be still more so in the future. We are at present only on the threshold of discovery, we know […]
Dave writes – “Since the SeriPEN was posted I thought I’d suggest something along similar lines. The MIOX water purifier, this is a product from MSR…You can’t get a sense of it’s size from the site but I have seen it in person and it is pretty small only 99 grams… Here’s a review.” – […]
Neat – check out these animated gifs made from a light pen and digital camera (long exposure)… [via] – Link.
Yan Wu created a microwave that is controlled by a needle and record on top, it sets the power/time based on the groove and arm placement – [via] – Link.
Check out the inspiration at whip up with the array of fabric cuffs that are hitting the craft world. Link.
Here’s a slightly better house boat, made from an oil tank – Link. Previous: Homemade houseboat – Link.
The SteriPEN looks pretty clever, you pre-filter the water, then dip a UV light in to kill the bugs – $150-ish and it can do over 140 16 ounce water treatments – “SteriPEN is the only portable water purifier that uses ultraviolet (UV) light to destroy waterborne microbes. Whether your source is a woodland brook […]
