Welland Canal's Old Winch System in Action
DNTV 2/11/2008 Post a comment History recorded! Here we see the old winch system that operates the north gates on Lock 3 as a bulk carrier heads west toward Lake Erie. We see the gates in action using this drive, which has about another 45 days to go after 75 years of use.
Welland Canal Gates in Action
DNTV 2/11/2008 Post a comment Continuing to shoot from the twinned flight locks' center pier, we see a cylinder in action as it opens a gate. Then a tug pulling a barge pulls into Lock 5 in the westbound lane heading toward Lake Erie.
Artificially created metamaterials are already appearing in niche applications like electronics, communications, and defense, says a new report from Lux Research. How quickly they become mainstream depends on cost-effective manufacturing methods, which will include additive manufacturing.
Sharon Glotzer and David Pine are hoping to create the first liquid hard drive with liquid nanoparticles that can store 1TB per teaspoon. They aren't the first to find potential data stores, as Harvard researchers have stored 700 TB inside a gram of DNA.
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