xkcd

In my new scale, °X, 0 is Earths' record lowest surface temperature, 50 is the global average, and 100 is the record highest, with a linear scale between each point and adjustment every year as needed.

https://explainxkcd.com/3001/

Our experiment will be expensive, but we believe it will produce important spin-offs, especially if we manage to hit the sun from the right angle.

https://explainxkcd.com/3000/

This projection distorts both area and direction, but preserves Melbourne.

https://explainxkcd.com/wiki/index.php/2999:_Bad_Map_Projection:_The_United_Stralia

Original static webpage version: https://what-if.xkcd.com/67/

"It's a real accomplishment to mess up a ravioli recipe badly enough that the resulting incident touches all four quadrants of the NFPA hazard diamond."

explainxkcd.com/2998/

If any of you want to meet some cool local oxygen atoms, I can introduce you!

https://explainxkcd.com/2997/

There's a heated debate over whether the big island of Tierra del Fuego should qualify for membership.

https://explainxkcd.com/2996/

The distinctive 'UCLA comma' and 'Michigan comma' are a long string of commas at the start and end of the sentence respectively.

https://explainxkcd.com/2995/

I see white shores, and beyond it, a far green country under a tequila sunrise.

https://explainxkcd.com/2994/

The Watership Down rabbits removed an additional 0.1 nanometers constructing their warren, although that was mostly soil. British rabbits have historically mined very little coal; the sole rabbit-run coal plant was shut down in the 1990s.

https://explainxkcd.com/2992/

Under quantum tax law, photons sent through a beamsplitter don't actually choose which path they took, or incur a tax burden, until their wavefunction collapses when the power is sold.

https://explainxkcd.com/2991/

Hover text:

Our nucleic acid recovery techinques found a great deal of homo sapiens DNA incorporated into the fossils, particularly the ones containing high levels of resin, leading to the theory that these dinosaurs preyed on the once-dominant primates.

Transcript:

[Three squid-like aliens in a classroom; one alien stands in front of a board covered with minute text and a drawing of a T-Rex skeleton. Two aliens sit on stools watching the teacher alien. The teacher alien on the left is on a raised platform and points at the board with one tentacle.]
Left alien: Species such as triceratops and tyrannosaurus became more rare after the Cretaceous, but they survived to flourish in the late Cenozoic, 66 million years later.
Left alien: Many complete skeletons have been discovered from this era.

[Caption below the panel:]
It's going to be really funny when our museums get buried in sediment.

https://www.xkcd.com/2990/
explainxkcd.com for #2990

Hopefully the HVAC people set it to only affect the AIR in the room.

https://explainxkcd.com/2989/

Original static webpage version: https://what-if.xkcd.com/6/

The local police, building inspector, and fire marshal are all contesting my 'safety' assertion, or would be if they could reach me past all the traps.

https://explainxkcd.com/2988/

The worst is when you wipe out in the barrel and you're trapped for several million years until erosion frees you.

https://explainxkcd.com/2987/

Conveniently for everyone, it turns out that dark energy is produced by subterranean parasitoid wasps.

https://explainxkcd.com/2986

It's annoying that the Nastapoka Arc isn't a meteor impact crater, but I truly believe that--with enough time, effort, and determination--we could make it one.

https://explainxkcd.com/2985/

My competitors say the tiny single tiny caster is unsafe, unstable, and offers no advantages over traditional designs, to which I say: wow, why are you guys so mean? I thought we were friends!

https://explainxkcd.com/2983/

Title text:

You'd think the most expensive part would be the quark-gluon plasma chamber, but it's actually usually the tube to the top of the atmosphere to carry the cosmic rays down.

https://explainxkcd.com/2982

Original static webpage version: https://what-if.xkcd.com/115/

alt text:

In my reboot, Dennis the Menace was just trying to send Mr. Wilson a nice comet, but accidentally wiped out his dinosaur garden.

https://explainxkcd.com/2981/

alt text:

Hey, golf balls float on lava, so this should make recovering them from the hazards easier.

https://explainxkcd.com/2980/