Ephemera.

Apr 03, 2009 11:20

  • Children who live in homes with vinyl floors, which can emit chemicals called phthalates, are more likely to have autism, according to research by Swedish and US scientists published Monday. The scientists were surprised by their finding, calling it 'far from conclusive.'
  • Considerably more people than previously believed are allergic to the most common fragrance ingredient used in shampoos, conditioners and soap. Researchers found that over five percent of those who underwent patch testing were allergic to the air oxidized form of the fragrance ingredient linalool.
  • A Japanese company has developed a toothbrush that uses ions to remove plaque and cleans teeth with water alone.
  • Scientists studying a mysterious neurological affliction in cats have made the surprising discovery that their central nervous system has the ability to repair itself and restore function.
  • Chemists are reporting development of what they term the first economical, eco-friendly process to convert algae oil into biodiesel fuel.
  • Biologists have discovered that the shell lengths of snails in the northwest Atlantic Ocean -- an important member of the Atlantic food chain -- have increased by 22.6 percent over the past century.
  • Researchers have taken a major step forward in the technology of spintronics by controlling spin states of highly mobile electrons at different locations in a semiconductor and turning the collective state on and off at will. The discovery also represents a new conservation law, an important advance in fundamental physics.

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