Pierre Curie died in a street accident in Paris on 19 April 1906 when he slipped in the rain and was crushed by a wheel of a horse-drawn cart. This sudden incident occurred while he was crossing the street, and he died instantly from the injuries. Context on his death:

• Location: Rue Dauphine near the Quai de Conti, Paris.
• Cause: A heavy horse-drawn wagon ran over his head after he slipped on wet cobblestones.
• Immediate result: Fatal head injury; he did not survive the accident.

If you’d like, can provide a brief note on how his work with Marie Curie contributed to early radioactivity research, or share translations of related biographical passages.