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AnimalsNew lizard ties for ‘world’s smallest’
A newly discovered lizard small enough to curl up on a dime ties for the title of the smallest of its kind in the world.
By Susan Milius -
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The work in this article does show nonlinearity of cell damage from alpha radiation in the dose range studied, but the lowest dose studied (5 percent of all cell nuclei hit) is probably several orders of magnitude above the mean lethal dose for any organism. The researchers need to look at linearity through the dose […]
By Science News -
Health & MedicineLow Radiation Hurts Bystander Cells
New research confirms that alpha particles from decaying radon atoms can damage neighboring cells they don't directly hit and suggests a mechanism for this so-called bystander effect.