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No references found			One is established by the atomic time pieces, which are accurate to billionth of a second per day. New Year on hold: leap second makes time stand still by AFP / AFP Global Edition But, for various reasons, our planet rotates on its axis at irregular rates, and on average has been falling behind atomic time at a rate of about two milliseconds per day. Wait a second more before saying "Cheers to 2009!" by Asian News International To stop things getting out of hand, the International Telecommunications Union (ITU) adds a leap second to atomic time every few years. In this battle every second counts by Arab News (Jeddah, Saudi Arabia)			atomic orbital atomic paramagnetism atomic particle atomic percent atomic photoelectric effect Atomic Physics atomic pile atomic polarization Atomic Power Plant Atomic Radii atomic radius atomic reactor atomic rocket atomic scattering factor atomic second Atomic Spectra atomic spectroscopy atomic spectrum atomic standard atomic stopping power atomic structure Atomic structure and spectra atomic surface burst atomic susceptibility atomic theory atomic time atomic underground burst atomic underwater burst atomic unexcited state atomic units atomic vibration atomic volume atomic weapon atomic weight atomic-beam frequency standard atomic-beam resonance atomicity Atomism atomization Atomizdat atomizer atomizer burner atomizer mill atomizing humidifier atomizing-type humidifier Atomnaia Energiia atoms-in-molecules method Aton atonal Atonal Music atonality			Atomic Spectroscopy with Electrothermal Atomization atomic spectrum atomic spectrum Atomic Sphere Approximation Atomic Spin Orbital Atomic Spring Constant Atomic Spring Constant Atomic Spring Constant atomic standard Atomic stopping power Atomic Strike Approval Request Atomic Strike Crew Broadcast Report Atomic Strike Net Atomic Strike Plan Control Group Alternate Atomic structure Atomic structure Atomic structure Atomic structure and spectra atomic structure theory atomic structure theory atomic structure theory atomic surface burst atomic susceptibility Atomic symbol Atomic symbol Atomic Terrorism Atomic Testing Museum atomic theory atomic theory atomic theory atomic time Atomic Time Zone Atomic Top Level Domain Filter Atomic Trades and Labor Council Atomic Transmitter Based Analysis atomic underground burst atomic underground burst atomic underwater burst atomic underwater burst atomic unexcited state Atomic Unit Atomic Unit Atomic Unit Atomic Unit Atomic unit of length Atomic units Atomic value Atomic value Atomic value Atomic Vapor Deposition Atomic Vapor Isotope Separation Atomic vapor laser isotope separation Atomic vapor quantum counter atomic veteran Atomic vibration atomic volume atomic volume atomic volumes atomic volumes Atomic war Atomic warfare

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