Spatial distribution of ancient marine faunas The problem Organisms living in the same region are what defines a biogeographic province, or bioprovince. Finding the boundaries between these bioprovinces is an important part of understanding how animals respond to natural and human-induced climate change. Glancing back to the mid-Cretaceous period of [...]
Zero-crossing statistics for non-Markovian time series The problem A bridge subjected to irregular loads will gradually be damaged. If it is not maintained, disastrous consequences will follow. It’s important, then, to know when maintenance is needed. If we know the mean number of loads within a given time interval as [...]
There's a Problem With The Way We Rank Scientific Journals by Ludvig Bohlin The research community has passed the 50 million mark in terms of the total number of science papers published. Each year, approximately 2.5 million new scientific papers are published. The growing bulk of research means great opportunities, [...]
Different pressures in different places: a new method to track evolution across variable environments by Jonas Wickman The problem Evolution – or, as many people understand it, survival of the fittest – is central to our understanding of life on earth. Although simple in principle, understanding what fitness is [...]
Memory in network flows and its effects on spreading dynamics and community detection The problem In today's connected world, pressing problems call for efficient mapping and modeling of flow pathways – for example how information, people, and different species move through social and biological systems. To understand and mitigate seasonal [...]
