In order to inquire about knowledge and awareness of young people about the risks connected with the uses of ionizing radiation, we have submitted to various groups of first year university students a questionnaire. Results obtained are examined, also on the light of the different types of secondary school previously attended. […]
A historical account of the experimental and theoretical developments connected to Planck’s blackbody radiation law. In that law Planck for the first time invoked the ‘quantum of action’ concept and a related universal constant ‘h’. Einstein’s subsequent analysis of the structure of radiation led to the light-quantum hypotesis. […]
Starting with a short story by Dino Buzzati, the article explains how some features of the Eiffel Tower relate to simple physics: e.g. due to its distinctive shape, its weight balances the torque produced by the pressure of the wind. […]
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