boat Archives – The Green Optimistic green tech news, since 2008 Sat, 14 Feb 2015 14:22:23 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 DIY Stirling Engine Boat Tutorial https://www.greenoptimistic.com/stirling-engine-boat/ https://www.greenoptimistic.com/stirling-engine-boat/#comments Wed, 26 Mar 2008 14:08:15 +0000 https://www.greenoptimistic.com/index.php/2008/02/06/how-to-build-your-own-stirling-engine-boat-at-home/ There are many ways for building a stirling engine boat. You can either use a frame of square lumbers or fiber-reinforced plastic. However, piling thick balsa boards can also do the trick and can get you with a minimal concept powered by a stirling engine. The most expensive part of this project is the stirling […]

The post DIY Stirling Engine Boat Tutorial appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/stirling-engine-boat/feed/ 4 227 A Solar Powered Boat – the perfect gift for a summer day https://www.greenoptimistic.com/a-solar-powered-boat-the-perfect-gift-for-a-summers-day-20080215/ https://www.greenoptimistic.com/a-solar-powered-boat-the-perfect-gift-for-a-summers-day-20080215/#comments Fri, 15 Feb 2008 15:47:31 +0000 https://www.greenoptimistic.com/index.php/2008/02/15/a-solar-powered-boat-the-perfect-gift-for-a-summers-day/ Would you like going on your nearest river or sea or ocean in a summer day? Would you like cruising all day powered only by a solar battery? Well, for 10,500$ you could. Hammacher Schlemmer has built a small solar powered boat for two. Because the batteries hold up to a 6-hour charge, the boat […]

The post A Solar Powered Boat – the perfect gift for a summer day appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/a-solar-powered-boat-the-perfect-gift-for-a-summers-day-20080215/feed/ 6 183