Jonathan Kandell in the New York Times: Gabriel García Márquez, the Colombian novelist whose “One Hundred Years of Solitude” established him as a giant of 20th-century literature, died on Thursday at his home in Mexico City. He was 87. Cristóbal...
This appears to be a Dolatocrinus triangulatus? crinoid calyx fossil. It was found in the Thunder Bay Formation of Alpena Michigan, USA. It dates to the Middle Devonian Period (Erian).Learn more at the michiganbasinfossils.org web site.Thanks to Mary Ann for letting me take some pictures of this fine specimen.
My, that title sure is a mouthful, isn’t it? That's because in the span of a few short days, we’ve seen the following:(1) An invited review in Neuron on the role of blogs, Twitter, Facebook, and online forums such as PubPeer, PubMed Commons, and journal comments in shaping discussions about published research papers.(2) A commentary in PNAS about the sad structural state of biomedical research in the U.S. and suggestions for change.(3) A MAJOR revision in how NIH (National
Here is something new in the privacy game that relies on the fact that most matrix factorization in the recommender system business are low rank. From the paper:To the best of our knowledge, we are the rst to take into account the data disclosed by an analyst in the above privacy-accuracy tradeo , and to establish the optimality of a combined disclosure, obfuscation, and prediction scheme. Our proofs rely on the modeling assumption that is the cornerstone of matrix factorization techniques and
Astronomers working with the Kepler telescope, led by Elisa Quintara of the SETI Institute, have announced the discovery of the first planet orbiting another star that meets the two characteristics we have been particularly waiting for. The planet is Earth-sized AND it orbits its star in the zone where water is likely to be liquid (called the “habitable zone.”)The planet and star have no name, but only a catalog number – Kepler 186. Located in the constellation of