资讯

In many careers, a person must learn foundational skills before advancing deeper into their profession. A recent paper in ...
Scientists are working across disciplines to render complex reality to scientific understanding. It has been the great triumph of the sciences to find consistent means of studying phenomena hidden by ...
Fox, S. J.,Miller, J. C.,Meyers, L. A. Influenza pandemics can emerge unexpectedly and wreak global devastation. However, each of the six pandemics since 1889 emerged in the Northern Hemisphere just ...
In several of our recent experiments (Herrnstein, Prelec, & Vaughan, 1986), subjects made choices in a way that supports the idea that choice is governed, either sometimes or always, by a principle ...
Background: In the absence of horizontal gene transfer it is possible to reconstruct the history of gene families from empirically determined orthology relations, which are equivalent to event-labeled ...
The oceans teem with photosynthesizing bacteria, tiny-tailed dinoflagellates gobbling other plankton, algae surrounded by intricate glass skeletons. In the 1960s, the ecologist G. Evelyn Hutchinson ...
For more than 100 years, electric companies in the U.S. have maintained the same basic business model, carefully fine-tuned to sometimes conflicting local, state, and federal regulation. But over the ...
SFI External Professor Mason A. Porter (UCLA) has received the 2025 George Pólya Prize for Mathematical Exposition from the Society for Industrial and Applied Mathematics (SIAM) for “his outstanding ...
Policies designed to promote green behavior can backfire. “Imagine a policy that banned cars in cities. People might start biking more, reducing carbon emissions. But many would feel a loss of freedom ...
Has the end of Apartheid made South African labor markets meritocratic? This paper presents an analytical framework with testable hypotheses concerning equal opportunity. Using this framework and ...