World's helium supply running low. Helium, an element commonly used in party balloons, has become so scarce that scientists are worried it will be gone within the next 30 years.
Researchers are blaming party patrons for squandering the element which cannot be made artificially. Helium, a substance that most party-goers seem to be familiar with, is dwindling in supply at an alarming rate according to scientists and medical professionals. The world's second-lightest element, which is crucial to the usage of equipment such as MRI scanners and neutron beams, is disappearing so fast that experts are warning it could be gone as soon as 2025. Due to a law passed in 1996, helium has become "too cheap to recycle" and the sharply declining stock of the gas could ultimately spell doom for the medical industry says The Independent.
Read more... According to The Guardian, one of the main culprits is none other than the seemingly harmless party balloon. How to make Ferrofluid. How To Make Ferrofluid. Ferrofluids are made up of tiny magnetic fragments of iron suspended in oil (often kerosene) with a surfactant to prevent clumping (usually oleic acid). The fluid is relatively easy to make at home yet extremely expensive to buy on-line. How does $165 a liter sound?
Pretty bad, right? Read on to learn how to make ferrofluids on the cheap. There are many commercial applications for ferrofluids--speakers and hard drives being the most common. If you are still wondering what ferrofluids are take a look at this video: DIY Option 1: Magnetic Ink Developer Using a magnetic ink developer (MICR) seems to be the easiest way to make a smooth ferrofluid at home. DIY Option 2: Ferric Chloride The ferric chloride conversion is clever. DIY Option 3: Recycling Audio Cassettes Finally, we have what looks like the most DIY approach--acetone to extract the iron particles from old casette tapes. 35 Amazing Uses For Old Pallets. Simple Ideas That Are Borderline Crafty (35 Pics)
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100+ Free Tools For You To Access Blocked Sites - StumbleUpon. How many ways have you used to unblocked the internet censorship and get access to Facebook, Twitter, YouTube and some other sites blocked in your country or area?
I have used a ton, such as Proxy, SSH, VPN and many other anti-censorship tools, since which may be blocked, too, the more you have, the safer you will be. The following are 100+ free tools for you to access blocked sites: I. Online Proxy Websites (66) The main advantage of online proxy websites (or web proxies) is that you don't need to install anything nor to make any configuration, just to look out those pop-up ads. 1. The Aniscartujo web proxy is workable for both computers and mobile phones. 2. This web proxy allows you to watch YouTube videos as well as to download them in MP4 files. 3. A UK web proxy which supports JavaScript well. Electronic Mail Services - StumbleUpon. Take a wooden matchstick and slice a thin sliver from one side.
Then cut the remaining stick in two, lengthwise. Make sure you leave a little of the red tip intact for effect. Discard one half. Make the aircraft by glueing the sliver of wood - the wing - across the remaining part of the matchstick - the fuselage. If you want, you can use little scraps to make a tail section. Catch a bunch of flies. Meanwhile, put a tiny drop of rubber cement at each place along the wing where you want an engine. Take the flies out of the freezer. Kid plays instrument Awesomely Video - StumbleUpon.
Bristlebot: A tiny directional vibrobot - Evil Mad Scientist Laboratories. The BristleBot is a simple and tiny robot with an agenda.
The ingredients? One toothbrush, a battery, and a pager motor. The result? Serious fun. (YouTube video here.) The BristleBot is our take on the popular vibrobot, a simple category of robot that is controlled by a single vibrating (eccentric) motor. The starting point is of course the toothbrush. Cut off the handle of the toothbrush, leaving only a neat little robotics platform. Next, we need a vibrating pager motor or other tiny motor with an unbalanced output shaft. The kind that I got are happy to run on almost any common voltage– probably a range of 1-9 V. Cisco-Linksys WMP54G Wireless-G PCI Adapter: Electronics. How to Grow Your Own Bioluminescent Algae - Go Green - SustainLane. Most Popular Repurposing Tricks of 2011 - StumbleUpon.
Repurposing News, Videos, Reviews and Gossip - Lifehacker. Instructables - Make, How To, and DIY. Wonder How To.