For some time now, the official SplitsTree page ( www.splitstree.org ) has been offline. The reason is that a major update is on the way: S...

This is the 500th post from this blog, making it one of the longest-running blogs in phylogenetics, if not the longest. For example, among ...

Recently, the Earlham Institute, in the UK, released a set of software tools that are of relevance to this blog — SPECTRE . These tools are...

Spermatophyte morphological matrices that combine extinct and extant taxa notoriously have low branch support, as traditionally established...

I have struggled over the years to try to understand the relationship between trees and networks. In one sense, networks are generalization...

Merry Christmas to everyone. As usual for this blog at this time of year, for your Christmas reading we will take a look at a particular as...

This is an issue that has long concerned me, and which I think causes a lot of confusion among biologists. A phylogenetic tree is usually ...

We are often told that flying is the safest way to travel, at least as far as the use of commercial airlines is concerned. In an early stan...

Splits graphs are a useful way of displaying contradictory information within evolutionary datasets, either incompatible characters (ie. th...

"Late night" broadcasting on United States network / cable TV starts at about 11:00 or 11:30 pm, and goes for a couple of hours. ...

The cost of renting or leasing office space differs dramatically around the world. This is obviously of great importance to businesses, as ...

NeighborNet produces splits graphs based on distances between the taxa, rather than using the original character data. This approach can pr...

I have occasionally mentioned in this blog the fact that phylogenetic trees have made it into the world of art. However, until now I have n...