High Visibility High Visibility
Featuring a bright, multiple flash pattern, motorcycle style LED taillight with brake lights and turn signals, dual 20-Watt direction-tracking halogen headlights, multiple flash pattern LED running lights,...
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Ultra Efficient Ultra Efficient
At a whopping 1,053 MPGe, the Semaha Speeder ERX is easily one of the most fuel efficient vehicles ever produced. Charge the battery pack in under an hour on less than $0.07  in energy costs. That's...
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Cargo Kits Cargo Kits
Extend your Speeder ERX functionality with compatible attachments and accessories from Xtracycle. Carry bulky cargo with bags and WideLoaders. Carry kids with up to two attachable Yepp Maxi EasyFit...
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Some MIT students won the design contest to build and test new 'Hyperloop' high-speed ground transport tubes next... https://t.co/LAQ3LK5rOP
Tuesday, 02 February 2016 04:38
"In 1900, Los Angeles had a bike highway — and the US was a world leader in bike lanes"... https://t.co/VwyXMgWx7n
Monday, 18 January 2016 12:40
Super sweet! A new kind of roll-up solar panel. https://t.co/xg0hQwU0FF https://t.co/fF3cBPuceq
Sunday, 15 November 2015 02:33
Friday, 18 September 2015 05:48
The future is coming. Also, there's this. http://t.co/jSUXB4kmk2
Friday, 12 June 2015 13:04
Batteries are a triumph of science—they allow smartphones and other technologies to exist without anchoring us to... http://t.co/ANj48AgVp8
Saturday, 06 June 2015 21:52