Simplify the following text for a Grade 8 native English-speaking person.
Original: Pierre Curie ( 15 May 1859 â `` 19 April 1906 ) was a French physicist , a pioneer in crystallography , magnetism , piezoelectricity and radioactivity , and Nobel laureate .
Simplified: Pierre Curie ( Paris , 15 May 1859 â `` 19 April 1906 , Paris ) was a French physicist .