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Science News for October 21, 2007


MIT gel changes color on demand

The team developed a structured gel with tunable optical properties that can rapidly change color in fractions of a second. The gel's color shift is limited to one dimension due to its one-dimensional periodic stack structure, resulting in a dramatic improvement over earlier color-changing gels.

SourceMassachusetts Institute of Technology·JournalNature Materials·DateOct 21, 2007

UT rheumatologists discover 2 genes related to disabling form of arthritis

Researchers at the University of Texas Health Science Center at Houston have identified two genes, ARTS1 and IL23R, that contribute to the development of ankylosing spondylitis, a chronic and disabling form of arthritis. This discovery is expected to lead to new therapies and potentially allow for early identification of patients at risk.