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Science News for August 5, 2011


What do Facebook and Rembrandt have in common? Everything

The article highlights how Facebook profiles are similar to traditional portraiture, where artists must make rhetorical decisions about representation. The author notes that both Rembrandt's famous works and today's social media profiles strive for mastery over the challenges of representation.

SourceSAGE·JournalSAGE Open·DateAug 5, 2011

Human influence on the 21st century climate: 1 possible future for the atmosphere

Researchers have introduced a scenario that assumes action will be taken to limit emissions, showing a lowest cost option to reduce carbon dioxide in the atmosphere to less than 40% higher than today. The RCP 4.5 scenario includes nuclear and renewable energy, carbon capture and storage, and forest preservation to achieve this goal.

SourceDOE/Pacific Northwest National Laboratory·JournalClimatic Change·DateAug 5, 2011

What shapes a bone?

Researchers at Johns Hopkins University discovered that the shape of jaw bones in human populations is influenced by both genetic and environmental factors. The study used archaeological jaw bones from two different regions to determine how much of the mandible's shape is plastic, a response to diet, and how much is genetic.

SourceJohns Hopkins Medicine·JournalAmerican Journal of Physical Anthropology·DateAug 5, 2011

Gazpacho ingredients lose vitamin C during preparation

A new study reveals that gazpacho's vitamin C content and other organic acids decrease significantly after preparation. Peppers and tomatoes have higher levels of these nutrients, while cucumbers contain the lowest amount. The authors suggest consuming gazpacho immediately or preserving it correctly to maintain its antioxidant properties.

SourceSpanish Foundation for Science and Technology·JournalEuropean Journal of Public Health·DateAug 5, 2011