ThermonuclearEgg [she/her, they/them]

The first principles:

Incidentally, this is also the only thing most people know about what topology even is

No one on this site should ever stop posting.

The reason for this is that posting on Hexbear is the second most important thing in all of existence

The image actually says this

I know you can’t see this comment but maybe someone else will find it useful

Just like how a siren changes pitch when it’s coming from a vehicle passing by due to the Doppler effect, the same thing happens to moving light sources due to relativistic effects.

Usually astronomical objects are redshifting because the universe is expanding and are thus receding away from Earth’s frame of reference. Most of them are forever unreachable even if we could travel at the speed of light.

Something blueshifting means it’s coming closer from Earth’s frame of reference. In some cases, this could result in the galaxy colliding with ours, such as the hypothesized collision between the Andromeda Galaxy and the Milky Way

My favorite is green salt … nice yummy uranium

According to another meme, anomalocaris is one of the most recognizable creatures of the Cambrian Explosion.

Opabinia is also another extinct creature from the same time period which is closely related, and was used as evidence for the existence of the Cambrian Explosion hypothesis itself, but is presumably less well-known.

Aw, it’s even in colors