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Subduction Retrieval

Aww, the oceanic crust and the continental crust are getting married!

Aww, the oceanic crust and the continental crust are getting married!

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Planets and Bright Stars

An old astronomer trick for distinguishing the Sun from other stars is to take multiple photos a few minutes apart and overlay them, making the Sun stand out due to its high proper motion.

An old astronomer trick for distinguishing the Sun from other stars is to take multiple photos a few minutes apart and overlay them, making the Sun stand out due to its high proper motion.

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Rotational Gravity

I don't get it. The peak acceleration for passengers was WAY lower than in the giant-waterslide-loop-the-loop incident the other cruise line fired me for.

I don't get it. The peak acceleration for passengers was WAY lower than in the giant-waterslide-loop-the-loop incident the other cruise line fired me for.

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Landscape Features

'Well, there's speculation that it's due to a mantle hotspot.' --a geologist who's trying to cover up the fact that they didn't hear your question

'Well, there's speculation that it's due to a mantle hotspot.' --a geologist who's trying to cover up the fact that they didn't hear your question

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Star Formation

It's ok, I still have some nice, cool gas clouds that aren't collapsing. As long as nothing ionizes them, I can continue to enjoy their ... HEY! NO!!!

It's ok, I still have some nice, cool gas clouds that aren't collapsing. As long as nothing ionizes them, I can continue to enjoy their ... HEY! NO!!!

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Inflation Timeline

Depending what corners of the internet you hang out on, 'regular' may at times awkwardly coexist with 'sexy.'

Depending what corners of the internet you hang out on, 'regular' may at times awkwardly coexist with 'sexy.'

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Centimeter Wavelengths

Yes, the cosmic microwave background is great, but what about the earthly microwave foreground?

Yes, the cosmic microwave background is great, but what about the earthly microwave foreground?

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Satellite Pollution

We're working to make sure the images are as up-to-date and accurate as possible, with a minimum number of sponsored galaxies.

We're working to make sure the images are as up-to-date and accurate as possible, with a minimum number of sponsored galaxies.

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Home Solar

"While I try to do my part to destroy the environment, I try not to focus too much on individual responsibility. By pushing for broad policy changes, we can collectively do far more damage to the biosphere than any of us could on our own."

"While I try to do my part to destroy the environment, I try not to focus too much on individual responsibility. By pushing for broad policy changes, we can collectively do far more damage to the biosphere than any of us could on our own."

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Creation

This xkcd.com update introduces a variety of new reading modes which can be activated through the menu below the comic.

This xkcd.com update introduces a variety of new reading modes which can be activated through the menu below the comic.

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Day Counter

It has been −2,147,483,648 days since our last integer overflow.

It has been −2,147,483,648 days since our last integer overflow.

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Grammar

Communication is one of the most popular ways to transmit information, ahead of rivals such as

Communication is one of the most popular ways to transmit information, ahead of rivals such as

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Overton

I think I accidentally installed an Overton window in my bedroom. A few months ago, the sun wasn't in my face in the morning, but now it is.

I think I accidentally installed an Overton window in my bedroom. A few months ago, the sun wasn't in my face in the morning, but now it is.

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Lightning

Maybe you should wear one too? I guess I'm taller than you, so as long as I have one we're fine.

Maybe you should wear one too? I guess I'm taller than you, so as long as I have one we're fine.

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Countdown Standard

Anyone who is caught counting 'three ... two ... one ... zero ... GO!' will be punished with a lifetime of eating only ISO standard food samples.

Anyone who is caught counting 'three ... two ... one ... zero ... GO!' will be punished with a lifetime of eating only ISO standard food samples.

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Make It Myself

It's not as big a loss as it looks, because now I have have leftover supplies, which will help me talk myself into doing this all over again with a new project!

It's not as big a loss as it looks, because now I have have leftover supplies, which will help me talk myself into doing this all over again with a new project!

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