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xkcd.com: A webcomic of romance and math humor.

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Global Ranking

Starting a meta-leaderboard for tracking who holds the record for ranking behind the most distinct people on an online leaderboard.

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Dehumidifier

It's important for devices to have internet connectivity so the manufacturer can patch remote exploits.

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Laser Danger

To combat the threat, many airlines are installing wing-mounted spray bottles.

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Weather Balloons

Once you add the balloons into the model, it makes forecasting easier overall--the forecast is always 'cold and dark, with minimal solar-driven convection.'

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Farads

'This HAZMAT container contains radioactive material with activity of one becquerel.' 'So, like, a single banana slice?'

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Interoperability

We're getting a lot of complaints from commuters who were routed onto a coaster, but the theme park patrons who spent hours stuck on an intercity line are also not happy.

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Tukey

Numbers can be tricky. On the day of my 110th birthday, I'll be one day younger than John Tukey was on his.

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Exoplanet System

Sure, this exoplanet we discovered may seem hostile to life, but our calculations suggest it's actually in the accretion disc's habitable zone.

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Reading a Big Number

[desperately] Maybe this is from some country where they use commas as decimal points, and also as digit separators after the decimal, and also use random other characters for decoration???

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Good Science

If you think curiosity without rigor is bad, you should see rigor without curiosity.

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Alert Sound

With a good battery, the device can easily last for 5 or 10 years, although the walls probably won't.

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Neighbor-Source Heat Pump

The installation of the pipes on the inside of the insulation can be challenging, especially when the neighbor could come home at any minute.

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Trojan Horse

Ultimately, history would imperfectly record the story of the Foal of Troy.

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Bridge Types

Pontoon bridges are just linear open-sided waterbeds.

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Check Engine

They say it's probably safe to keep orbiting for a while, but if it stays on or starts flashing we might have to call someone.

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Archaea

Under the two-domain system, anyone who punches you is technically an Archaean pathogen.

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Mass Spec

Patients at least found it to be an improvement over Millikan's incredibly messy and unpleasant oil drop suspension procedure.

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Drafting

A 5% efficiency gain at the cost of a 99% efficiency loss

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Baker's Units

169 is a baker's gross.

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Renormalization

Applying renormalization to bullies successfully transformed Pete & Pete's Endless Mike into Finite Mike.

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Sail Physics

Turning in other directions can be accomplished by using a magnetized centerboard and ocean currents, since a current flowing through a magnetic field induces a Laplace force.

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Modern

Scholars are still debating whether the current period is post-postmodern or neo-contemporary.

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Deposition

P.S. If you have time travel, come to my birthday party Saturday!

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Pascal's Law

Reductio ad absurdum fails when reality is absurd.

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Globe Safety

Frankly, given their extreme gravitational fields and general instability, even 12-inch globes should probably be banned.

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About 20 Pounds

In addition to gravity, burritos interact through the strong, weak, and electromagnetic forces, which is believed to be a major contributor to their popularity.

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Unstoppable Force and Immovable Object

Unstoppable force-carrying particles can't interact with immovable matter by definition.

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Jupiter Core

Juno mission data suggests that Jupiter actually contains Matryoshka doll-style nested copies of every other planet in the Solar System.

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Chess Position

It's important to learn the moves that take you into the vortex, but it's best not to study vortex itself too closely. Even grandmasters who have built up a tolerance lose the ability to play for a few hours after studying it.

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PhD Timeline

Rümeysa Öztürk was grabbed off the street in my town one month ago.