January 2, 2009 (Friday)
- University of Michigan research has found that being in an urban setting can have significant negative impacts on memory, mood, self-control and concentration; and that even brief encounters with natural settings can lead to improvements. (Boston)
- Nanodiamonds indicate comet impacts on Earth created a sudden cooling period 12,000 years ago, making large mammals like mammoths extinct and starting a new ice age. (SciAm)
- Samples as small as 75 nanometers in diameter can be trapped or moved using light. This could be applied to lab on a chip applications. (PhysOrg)
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Famous quotes containing the word january:
“I have never been disappointed when I asked in a humble and sincere way for God’s help. I pray often. I think I pray more often since January 12th.”
—Jimmy Carter (James Earl Carter, Jr.)