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  1. 19830

    Perhaps there need not be “degrees of quantumness”. As the beams pass increasingly closer to the surface, the plate will induce a small (but increasingly larger) spread of energies (hence wavelengths) in the electrons within the beam, possibly explaining the “smearing out” of the fringes in the interference pattern. Michael D. MeloySanta Barbara, Calif. Peter […]

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  2. No Place Like Om: Meditation training puts oomph into attention

    Intensive meditation training boosts a person's control over attention and expands a person's ability to notice rapidly presented items.

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  3. Health & Medicine

    Risk Factor: Throat cancer linked to virus spread by sex

    Cancer of the throat and tonsils can arise from infection with a sexually transmitted virus.