Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Brent Toderian @brenttoderian.bsky.social@bsky.brid.gy

1/31/2026, 8:59:22 AM

Public

Remember this one? “Humans aren’t very efficient movers—until you put us on a bicycle, when we become some of the most energy-efficient land travelers in the animal kingdom.” Proven science via Scientific American @sciam.bsky.social@bsky.brid.gy #CityMakingMath

The Most Efficient Traveler Is...

Detail of a chart shows data points labelled human on a bicycle, human on a velomobile, human, horse, automobile, pigeon, dog, salmon and others.

The Most Efficient Traveler Isn’t a Bird or a Fish—It’s You on a Bike

A famous graphic, now updated, compares locomotion in the animal kingdom

www.scientificamerican.com · Scientific American

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