MIT Fermion 1

Researchers build new fermion microscope

Instrument freezes and images 1,000 individual fermionic atoms at once. [caption id="attachment_4167" align="alignright" width="639"] Graduate student Lawrence Cheuk adjusts the optics setup for laser cooling of sodium atoms.Photo: Jose-Luis Olivares/MIT[/caption] CAMBRIDGE, Mass. -- Fermions are the…

dental amalgam

Dental mercury harmful- Tanzania Government

By Queenter Mawinda | GUARDIAN The Ministry of Health and Social Welfare has cautioned dentists on the use of dental amalgam saying the mercury in the chemical composition endangers human health.  Chief Dentist Dr Ahadiel Senkoro…