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The article presents the understanding of algorithms and manipulators exploiting the cognitive vulnerabilities. Topics include viewing and producing blogs, videos, tweets, and other units of information called memes becoming cheap; and teams using cognitive experiments, simulations, data mining, and artificial intelligence for comprehending the cognitive vulnerabilities of social media users.

The article reports on how active scientists who serve as speakers, blog writers or authors faced professional blowback over their outreach efforts and under what circumstances. Topics include the role of social media in breaking down the barriers between researchers and the community at large, the criticisms faced by these scientists for their outreach efforts, and the benefits offered to a scientist's career by engaging with the rest of society.

The article discusses how comments posted on a blog helped solve a mathematical problem. The focus of the article is a collective pseudonym for a style of mathematics called D. H. J. Polymath. Polymath was begun on the blog of Timothy Gowers who was the winner of the Fields Medal, which is a coveted prize in the field of mathematics. Topics include an experiment started on Polymath by Gowers to see if spontaneous online collaborations could solve difficult mathematical problems.

This article presents postings from the editor's blog on the Internet. Discussions were presented on the quietness of electronics and how it may be robbing people of information and on the evolutionary origins of the New York City Marathon.

This article presents content from the editor's blog which discusses U.S. presidential candidate Hillary Clinton's view on reclaiming scientific innovation. Clinton addressed stem cells, the problems at the U.S. Food and Drug Administration (FDA), budget issues and more in a speech to the Carnegie Institution for Science and the author worries this is just politics at work rather than real policy possibilities.

The article presents a discussion of a study on the effects of stress on the immune systems by Stanford University researcher Firdaus Dhabhar and colleagues, adapted from the "Scientific American" blog "Brainwaves."

The article presents a discussion of the discovery of a forcepfly (Austromerope brasiliensis) by entomologist Renato Machado and a fairyfly (Tinkerbella nana) by entomologists John Huber and John S. Noyes, adapted from the blog "Running Ponies" at blogs.ScientificAmerican.com/running־ponies.

The article presents a discussion of self-talk research by anthropologist Andrew Irving at the University of Manchester, England, adapted from the blog "Brainwaves" at blogs.ScientificAmerican.com/brainwaves.

The article presents an adaptation from a "Science Sushi" blog available at blogs.ScientificAmerican.com/science-sushi which concerns the protection of coral from invasive seaweeds by fish that eat the seaweed.

An adaptation of an entry from "The Thoughtful Animal" blog available at blogs. ScientificAmerican.com/thoughtful-animal concerning the use of a tool by a parrot named Figaro from a captive colony of cockatoos at the University of Vienna is presented.

The article focuses on the discovery of fossil feathers by paleontologists that suggests that Neanderthals hunted birds for their decorative feathers, adapted from the Observations blog by Kate Wong at http://blogs.ScientificAmerican.com/observations.

The article focuses on the discovery of a piece of uplifted ancient stream bed on the surface of Mars by the U.S. National Aeronautics and Space Administration Curiosity rover, adapted from Caleb A. Scharf's Life Unbounded blog at http://blogs.ScientificAmerican.com/life-unbounded.

The article presents a discussion of plant microbiology adapted from the blog "Lab Rat" by S. E. Gould and available on the journal's website.

The article presents a discussion of gravitational waves and the perception of black hole collisions by astrophysicists, adapted from the blog "Observations" by John Matson and available on the journal's website.

The article discusses how male Swordtail characin fish in Trinidad use an appendage resembling an ant to entice females in order to copulate, adapted from the periodical's Observations blog at blogs.ScientificAmerican.com/observations as of September 2012.

The article discusses a study published in periodical "PLoS ONE" about how octopuses change colors, adapted from the "Octopus Chronicles" blog on the periodical's website blogs.ScientificAmerican.com/octopus-chronicles as of August 2012.

The article discusses the possibility of a computer security breach as a result of a field-programmable gate array microchip vulnerability discovered by researchers, adapted from the "Guest Blog" on the periodical's website blogs.ScientificAmerican.com/guest-blogs as of August 2012.

The article discusses the dispersal behavior of infant spiders, as adapted from a blog by Anna Kuchment appearing on the periodical's website blogs.ScientificAmerican.com/budding-scientist.

The article discusses the cooperative effort among Middle Eastern physicists to construct a joint particle accelerator, adapted from a blog by George Musser on the periodical's website blogs.ScientificAmerican.com/observations.

The article reviews a blog about oceans located at http://deepseanews.com, a feature from the British Library's 19th Century Historical Collection iPad application and the Catlin Seaview Survey web site, located at www.catlinseaviewsurvey.com/seaview.htm.

The article presents a discussion about an imaging technique, called combinatorial labeling and spectral imaging, that allows microbiologists to study microorganisms in the human mouth, adapted from the Observations blog by Katherine Harmon, located at blogs.ScientificAmerican.com/observations.

The article presents a discussion about a sundial on the Martian space rover Curiosity, adapted from the Symbiartic blog by Glendon Mellow, located at blogs.ScientificAmerican.com/symbiartic.

The article presents a discussion about the industrialization of food, adapted from the Plugged In blog by David Wogan, located at blogs.ScientificAmerican.com/plugged-in.

A blog post is presented which looks at Robert Stickgold, a scientist at the Center for Sleep and Cognition at Harvard University who is researching how many memories a person can create in a day.

A blog post is presented which discusses Four Loko, a caffeinated, fruit-flavored alcoholic beverage which was banned by the U.S. Food and Drug Administration (FDA) and research by the psychologist Shepard Siegel in the journal "Perspectives on Psychological Science" on drug tolerance.

The article discusses the phenomenon of blogging and scientific theories about the neurological underpinnings of such behavior. The benefits some disease sufferers experience from blogging about their conditions and receiving support from people in similar circumstances are noted. Comparisons are also drawn between obsessive blogging and the pathological condition known as hypergraphia.

The article explains how the Oracle Technology Network is utilizing the Semantic Web by making it easier to search for topics that are being discussed and explored in blogs, podcasts and other online forums. Using their software, a person can find out which topics are being discussed more frequently and which forums are viewed most frequently.