New posts in Graph Colorings

Do you know a faster algorithm to color planar graphs?

How many colors do we need to avoid bichromatic triangles?

Has there been a computer search for a 5-chromatic unit distance graph?

Majority coloring for directed graphs

Colorings of triangulations as a generalization of the four-color problem

Postnikov's approach to perfect matchings of graphs

Bounds on chromatic number of $k$-planar graphs

Are infinite planar graphs still 4-colorable?

Can one measure the infeasibility of four color proofs?

How many "different" colorings (excluding exchanges) exist for a given map (graph)?