Research brief: Where should you park your car? The 1/2 rule

In a Journal of Statistical Mechanics paper published in July 2020, Paul Krapivsky and SFI Professor Sidney Redner report an idealized model for the optimal strategy to park in the very best spot that’s closest to your destination. The paper was selected by Physics World as one of  "The 10 quirkiest physics stories of 2020."

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Simon Levin on 'Evolving an Ecological Perspective'

What does ecological thinking look like? For SFI Science Board Member Simon A. Levin, adopting an ecological perspective involves thinking about the interplay between interdependence and adaptation. His op-ed appears in the Winter 2020 issue of The Bridge.

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Susan Fitzpatrick on 'Complexity Blind Spots'

In the latest issue of The Bridge, SFI Science Board member Susan Fitzpatrick describes how efficiency can lead to fragility, and advocates for using complex systems thinking to inform our engineered social systems.

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To find the right network model, compare all possible histories

Scientists rarely have the historical data they need to see exactly how nodes in a network became connected. But a new paper by SFI's George Cantwell offers hope for reconstructing the missing information, using a new method to evaluate the rules that generate network models.

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SFI Press explores the art of science publishing

Academic publishing rarely attracts praise for aesthetics, affordability, or alacrity, but all three have defined the SFI Press since its founding in 2017. Supported by Bill Miller and the Miller Omega Program, it aims to bring new research from submission to publication within a year, at trade-book prices and in unique, collectible style.

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Accounting for the gaps in ancient food webs

Studying ancient food webs can help scientists reconstruct communities of species, many long extinct, and even use those insights to figure out how modern-day communities might change in the future. There’s just one problem: only some species left enough of a trace for scientists to find eons later, leaving large gaps in the fossil record — and researchers’ ability to piece together the food webs from the past.

A new paper by paleoecologist Jack Shaw, SFI's Jennifer Dunne, and other researchers shines a light on those gaps and points the way to how to account for them.

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New paper: What makes an explanation good enough?

What makes an explanation good enough? As a personal matter, people have different answers to this question, and not all of them agree, says a new paper in Trends in Cognitive Sciences by Simon DeDeo and Zachary Wojtowicz. The authors use Bayes’ Rule, a famous theorem in probability and statistics, to investigate what we value in scientific and moral explanations. 

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Dan Rockmore: 'Three mathematicians we lost in 2020'

When a great mathematician dies, we lose direct access to a rare and brilliant mind. In 2020, three great mathematicians died: John Conway, Ronald Graham, and Freeman Dyson. In a beautiful memorial published in The New Yorker, SFI External Professor Dan Rockmore helps us recollect the wonders of each man’s singular genius.

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Searching for life as we don’t know it

SFI External Professor Sara Walker (Arizona State University) is leading one of the eight teams exploring specific outstanding questions in astrobiology for NASA’s Astrobiology Program's new Interdisciplinary Consortia for Astrobiology Research. With SFI Professor Chris Kempes and other collaborators, the team will address the question: What detectable universal patterns distinguish living chemistries across diverse planetary environments?

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Toward a new theory of birth, aging, and death

A new working group, “The Birth and Death of Individuals,” which plans to develop a new interdisciplinary theory of birth, aging, and death, explored questions about death, from the individual to community scales to what it means to consider an idea or form of governance "dead" during a small planning meeting in November 2020.

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