Trotting across Long Beach… (All photos by author). Coming to the U.S. Northwest was strangely like coming home. The past week of our travels saw us slow down a bit, as we crossed from the central part of Washington to its Pacific coast. You could almost smell the flannel in the air as we journeyed [...]
This review looks at whether large apical master files lead to better root canal treatment outcomes. Only a limited number of low quality studies are available so at present we are uncertain.
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CFA Asks “What is a Planet?” It’s been a few years since the great “Define a Planet” vote took place at the International Astronomical Union meeting. That 2006 event touched off what still remains a firestorm of controversy about what is or isn’t a planet, and in particular, whether Pluto fits the definition set out […]