Partial eclipse of the moon setting over the Gulf of Mexico (@ David Nunuk/Corbis)

Partial eclipse of the moon setting over the Gulf of Mexico (@ David Nunuk/Corbis)

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• Forty-three years ago today, something happened…""That was out of this world
• \"One small step for man, one giant leap for mankind.\"""Which earthling uttered these famous words?
• There are those who howl and sing at the moon.""But who has the audacity to say he owns it?
• At least a couple times each year, the moon looks like someone took a big bite out of it.""What causes snack time in the night sky?

Nevada Solar One at sunrise in the Mojave Desert near Boulder City, Nevada (@ David Nunuk/Corbis)

Nevada Solar One at sunrise in the Mojave Desert near Boulder City, Nevada (@ David Nunuk/Corbis)

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• Put on your sunglasses!""These mirrors aren\t here for you to check your hair
• Because this plant generates 64 megawatts of clean power without carbon emissions, it\s like taking 20,000 cars off the road each year.""So, how do these shiny things work?
• All around the world, people are taking time today to appreciate and be awed by the power of nature.""Happy Earth Day!
• While the lights of a nearby gambling mecca blink and shine, these moving panes have their own bright future.""It helps that they\re planted in a super-sunny desert