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Learning, rebuilt for the age of SI.

A @NathanLands project.

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Yellow lobsters are 1 in 30 million.

[Nathan Lands @NathanLands]

Porsche announced a car. Tesla announced a flying car. 77% of people on X prefer the Roadster. Honestly, I feel bad for the Porsche team. 😂

[Nathan Lands @NathanLands]

This is America 🇺🇸

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The Pentagon was built in 16 months.

Ground was broken in September 1941. It was finished in January 1943.

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Thomas Edison earned 1,093 U.S. patents.

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The Human Genome Project took 13 years and about $2.7 billion.

By 2015, sequencing a human genome cost less than $1,500.

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On April 28, 1869, railroad crews laid 10 miles of track in a single day.

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The Golden Gate Bridge's two main cables contain 80,000 miles of steel wire.

That is enough to circle the Earth three times.

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In 1976, solar panels cost $106 per watt.

By 2019 they cost 38 cents. A drop of 99.6%.

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The Pentagon was built in 16 months.

Ground was broken in September 1941. It was finished in January 1943.

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Norman Borlaug, a crop scientist from Iowa, is credited with saving more than a billion people from starvation.

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In 1803, the United States doubled in size for about 4 cents an acre.

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The concrete in Hoover Dam and its power plant could pave a highway from San Francisco to New York.

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Twelve people have walked on the Moon.

All twelve were Americans.

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By March 1944, one American factory was finishing a B-24 bomber every 63 minutes.

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GPS only works because engineers correct for Einstein.

Satellite clocks run 38 microseconds a day fast. Left uncorrected, your location would drift about 6 miles every day.

[Nathan Lands @NathanLands]

Be VERY careful who you let on your cap table

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The Empire State Building was built in 410 days.

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A piece of the Wright brothers' first airplane has been to the Moon.

Another piece has flown on Mars.

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The Wright brothers' first flight covered 120 feet.

That is shorter than the wingspan of a Boeing 747.

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The computer that guided Apollo 11 to the Moon had about 4 kilobytes of RAM.