~xkcd | Bookmarks (52)
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Pub Trivia
Bonus question: Where is London located? (a) The British Isles (b) Great Britain and Northern Ireland...
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Eclipse Path Maps
Okay, this eclipse will only be visible from the Arctic in February 2063, when the sun...
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Survey Marker
Fun fact: The standard North American NAD83 coordinate system is misaligned from the actual Earth, off-center...
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Sitting in a Tree
First comes blood / Then we perish / Then comes Death in his Eternity Carriage.
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Tick Marks
If you're really savvy, you can hide an entire set of illicit transactions by timing them...
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Types of Eclipse Photo
The most rare, top-tier eclipse photo would be the Solar Earth Eclipse, but the Apollo 12...
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Eclipse Coolness
A partial eclipse is like a cool sunset. A total eclipse is like someone broke the...
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Cursive Letters
𝓘 𝓽𝓱𝓲𝓷𝓴 𝓬𝓪𝓹𝓲𝓽𝓪𝓵 𝓛 𝓲𝓼 𝓹𝓻𝓸𝓫𝓪𝓫𝓵𝔂 𝓽𝓱𝓮 𝓶𝓸𝓼𝓽 𝓯𝓾𝓷 𝓽𝓸 𝔀𝓻𝓲𝓽𝓮, 𝓽𝓱𝓸𝓾𝓰𝓱 𝓵𝓸𝔀𝓮𝓻𝓬𝓪𝓼𝓮 𝓺 𝓲𝓼 𝓪𝓵𝓼𝓸...
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Greenland Size
The Mercator projection drastically distorts the size of almost every area of land except a small...
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The Wreck of the Edmund Fitzgerald
You know that asteroid that almost destroyed Earth in the 90s? Turns out the whole thing...
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Moon Landing Mission Profiles
If you pick a low enough orbit, it gives you a lot of freedom to use...
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Moon Armor Index
Astronomers are a little unsure of the applicability of this index, but NASA's Planetary Protection Officer...
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Physics vs. Magic
'At the stroke of midnight, your brother will be hurtling sideways at an altitude of 150...
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Earth/Venus Venn Diagram
Actually, the fact that Mars is still orbiting safely over here means that it was technically...
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Geographic Qualifiers
'Thank you for the loveliest evening I've ever had...' [normal] '...east of the Mississippi.' [instant intrigue!]
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Call My Cell
'Hey, can you call my cell?' '...I'm trying, but it says this number is blocked?' 'Ok,...
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Goodhart's Law
[later] I'm pleased to report we're now identifying and replacing hundreds of outdated metrics per hour.