November 2, 2009
Discover The Many Interesting Solar Energy Facts
Here are some interesting solar energy facts:
- Solar energy takes 8 minutes 17 seconds to travel from the sun’s surface to earth.
- Solar energy will run out in 5 billion years as the sun will run out of fuel.
- A Swiss scientist, Horace de Saussure invented the world’s first solar energy collector, or ‘hot box’ in 1767.
- In the 1830s, British astronomer – John Herschel used a solar energy collector box to cook food during an expedition to Africa (talk about innovation)
- Do you know that Albert Einstein won the Nobel Prize in 1921 for his experiments with solar energy and photovoltaics.
- The amount of sunlight that fall on the earth every minute is enough to meet the world’s energy demands for an entire year.
- If we could only covered a small fraction of the Sahara desert with photovoltaic cells, we could generate all the world’s electricity requirements.
- All TV and communications satellites are powered by solar energy using the photovoltaic cells.
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