Pinterest • The world’s catalogue of ideas

Explore Vacuum Solar Panel, 40 and more!

Confused by RV solar power? This easy overview explains the terminology, components, design and solar parts selection for DIY RVers.

from Lifehacker

Build Your Own Soda Can Solar Heater

We recently featured one way to heat your house with the sun, but DIYer Daniel Strohl has spent three years perfecting his homemade solar garage heater, made out of a wooden box, some vacuum parts, and a lot of empty soda cans.

Comet Lovejoy, seen here in January 2015 -- discovered in August 2014, the two, bright, band-like rays in the tail are unprecedented. This is Australian amateur Terry Lovejoy's fifth comet discovery. And that lovely green color? Comet heads are usually like that; the green glow comes from molecules of diatomic carbon (C2) fluorescing in ultraviolet sunlight in the near-vacuum of space. <3<3<3<3

Researchers are repurposing decades-old technology to build faster gadgets for the future, creating nanoscale vacuum tubes that could dramatically improve the speed and efficiency of personal electronics and solar panels.

Scientists have built the world's first computer chip without semiconductors - ScienceAlert

'Virtu' by Naked Energy (UK based). A cyllindrical tube with integrated PV cell in vacuum tube to generate both electricity and warm water.