Evolutionary relationships between organisms are frequently derived as phylogenetic trees inferred from multiple sequence alignments (MSAs). The MSA parameter space is exponentially large, so tens of ...

If you walk through a forest and look down, you might think you're stepping on dead leaves, twigs and soil. In reality, ...

In the dim waters off the Japanese coast, scientists have stumbled upon something that shouldn’t exist. Or at least not by the rules we thought biology followed. While sequencing DNA from a tiny ...

Given a set X of taxa, a phylogenetic X-tree T that is only partially resolved, and a collection of characters on X, we consider the problem of finding a resolution (refinement) of T that minimizes ...