Uncategorized
- Tech
Ancients made nanotech hair dye
A hair-darkening paste invented thousands of years ago forms lead-and-sulfur nanocrystals remarkably similar to those made in today's nanotechnology labs.
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19761
Since when are “nanoscale” and “nanotech” interchangeable? Just because somebody uses something that is small doesn’t make it “nanotech.” Talcum powder is ultra fine too. Should we call it nanotech? I don’t think so. Adam HuntHuntington, W. Va.
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Low body heat lengthens mouse lives
Mice genetically engineered to have slightly lower-than-normal body temperatures lived significantly longer than mice with normal body temperatures.
- Physics
Heavy finding
Physicists have discovered never-before-seen subatomic particles related to protons and neutrons but laden with exotic, heavy subparticles called bottom quarks.
