Sign up

xkcd.com

Not verified No WebSub updates No webmention support Valid

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

Public lists
Featured
Fetched

xkcd.com Valid

Service Outage

Now, if it were the *Canon* wiki, it's possible to imagine someone with a productivity-related reason for consulting it, but no one's job requires them to read that much about Admiral Daala.

xkcd.com Valid

EPIRBs

'Oh no, the box is drifting out into the harbor!' 'Yeah, I wouldn't worry about losing it.'

xkcd.com Valid

Beam Dump

We're adding some industrial flypaper to minimize reflection or scattering of customers who might complain.

xkcd.com Valid

Car Size

'They really shouldn't let those small cars drive in traffic. I worry I'm going to kill someone if I hit one! They should have to drive on the sidewalk, safely out of the way.'

xkcd.com Valid

Big and Little Spoons

Are you the annoying spoon or the sleepy spoon?

xkcd.com Valid

Earthquake Prediction Flowchart

At least people who make religious predictions of the apocalypse have an answer to the question 'Why didn't you predict any of the other ones that happened recently?'

xkcd.com Valid

Metric Tip

The package weighs 7 kg 9 oz.

xkcd.com Valid

Repair Video

The statue should be in the likeness of whatever sculptor posted the sculpting tool repair video that was most helpful during the installation of the statue.

xkcd.com Valid

Heart Mountain

Even geology papers about Heart Mountain are like, "Look, we all agree this 'volcanic gas earthquake hovercraft' thing seems like it can't possibly be right, but..."

xkcd.com Valid

Airspeed

Carefully maneuvering the balloon down a mineshaft in an effort to break the OTHER altitude record

xkcd.com Valid

Document Forgery

It comes with a certificate of authenticity, which comes with a certificate of authenticity, which comes with a...

xkcd.com Valid

Continents

The inflection point was probably in late 1966 or 1967, so when Neil Armstrong flew to space on Gemini 8, plate tectonics was not widely accepted, but when he landed on the Moon three years later it was the mainstream consensus.

xkcd.com Valid

Shielding Chart

Sharks can occasionally travel short distances through air when pursuing prey, but their attenuation coefficient is pretty high.

xkcd.com Valid

Emperor Palpatine

Many things about Star Wars were not well planned out, but having a 37-year-old in old-age makeup play the Emperor in Return of the Jedi was such an incredible call.

xkcd.com Valid

Planetary Rings

If you don't know where you are on Earth, the angle of satellite dishes can help constrain your latitude. If some of them are pointing straight up, you're probably near the Equator, right under the ring.

xkcd.com Valid

Physics Paths

If nothing else, that reasoning definitely overturns syllogisms.

xkcd.com Valid

Physics Insight

When Galileo dropped two weights from the Leaning Tower of Pisa, they put him in the history books. But when I do it, I get 'detained by security' for 'injuring several tourists.'

xkcd.com Valid

Hot Water Balloon

Despite a reputation for safety, the temperatures and surprisingly high pressures make them even more dangerous than the air kind, but the NTSB refuses to investigate accidents because they insist there is no 'transportation' involved.

xkcd.com Valid

Skateboard

I understand it's hard to do more than 300 feet on these 90-second rush jobs, but with a smaller ramp I'm worried the gee forces will be too high for me to do any tricks.

xkcd.com Valid

Window Screen

The Nobel Prize in Physiology or Medicine or Home Improvement or DIY

xkcd.com Valid

Ping

Progress on getting shipwrecked sailors to adopt ICMPv6 has been slow.

xkcd.com Valid

Measure Twice, Cut Once

"Measure zero times, cut zero times." --carpenter who has achieved enlightenment and realized the wood is fine where it is

xkcd.com Valid

100% All Achievements

I'm trying to share my footage of the full run to prove it's not tool-assisted, but the uploader has problems with video lengths of more than a decade.

xkcd.com Valid

Hiking

Every downhill walk is a waterslide that might have been.

xkcd.com Valid

Fantastic Four

One perk of being born at 0.88c is that your birthday is over two days long.

xkcd.com Valid

Piercing

Some lava around the piercing site is normal, but keep an eye out for spreading earthquakes and eruptive activity that might indicate rifting.

xkcd.com Valid

Phase Changes

People looking for the gaps in our understanding where the meaning of consciousness or free will might hide often turn to quantum uncertainty or infinite cosmologies, as if we don't have breathtakingly complex emergent phenomena right there in our freezers.

xkcd.com Valid

Question Mark

Although now people will realize three-per-em space that all this time I've been using weird medium mathematical space whitespace characters in my hair space hair space hair space speech dot dot dot...

xkcd.com Valid

-Style Pizza

If you want to see true audacity, do an image search for 'Altoona-style pizza.'

xkcd.com Valid

Mantle Model

Mantle plumes explain Hawaii, Yellowstone, Iceland, the East African Rift, the Adirondack uplift, the Permian extinction, the decline of Rome, the DB Cooper hijacking, and the balrog in Moria. Those little hills of sand in your yard are caused by antle plumes.