Linkage

Why screenshots of published journal articles make bad talk slides (G+)

Fibonacci and non-Fibonacci spirals in sunflowers (G+)

More on correlations in the moduli of consecutive primes

Less state funding of universities = more corporate corruption

My cross-the-street neighbor, caught up in a saga of a MOOC gone bad (G+)

Lonely runner conjecture still not solved (G+)

Europe considers changing its rules on freedom of panorama (i.e. whether that background building prevents you from publishing your photos)

5-connected nonplanar graphs have topological \( K_5 \) minors

This year's Graph Drawing contest, plus a corrected issue with only informing insiders of the GD submission rules (G+)

How much is available on arXiv? (G+)

Uncountable trees with countable height and branching factor (see also discussion on G+)

Stable marriage for equal area Voronoi-like cells (G+)

Trailer for The Discrete Charm of Geometry

Widest paths on Wikipedia (G+)