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Archive for the ‘Science Pics’ Category

Curious about Einstein and his theories?  Check out this article, titled Spin and Spacetime, about spacetime and a test currently being performed to confirm one of Einstein’s theories about the shape of reality.  The article includes some great diagrams and videos to help clarify.

From the site: Gravity Probe B: Testing Einstein’s Universe

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Time Magazine has an interesting map showing details of each lunar landing. 

Also, Wikipedia has an interesting list of all of the items left on the moon by each mission. 

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Eta Carinae

Eta Carinae is a highly luminous hypergiant star. Estimates of its mass range from 100–150 times the mass of the Sun, and its luminosity is about four million times that of the Sun.”

 Read more about Eta Carine here

(Courtesy of the useful, yet dubious source of knowledge that is Wikipedia.)

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Apple vs Super-sonic wave

“An apple experiences a super-sonic shockwave.

The photograph was triggered by a laser beam break set up behind the apple. The high speed flash unit has a flash duration of approximately 1/2,000,000th of a second.”

 Photo and description courtesy of nebarnix on Flickr.

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Pillars of Creation

“..One of the most famous images of modern times. This image, taken with the Hubble Space Telescope in 1995, shows evaporating gaseous globules (EGGs) emerging from pillars of molecular hydrogen gas and dust. The giant pillars are light years in length and are so dense that interior gas contracts gravitationally to form stars…”

Read more and see the picture here.

Photos and article from NASA

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Here’s a picture of what looks like an upside down rainbow.  The phenomenon is called a circumzenithal arc.  Click on the link to read about how one is formed. 

Circumzenithal Arc Explained

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