Title: Incandescent light bulb.
Question: When did Lodygin invent his first lamp?

Title: Dog.
Question: An MRI study on dogs proved that dogs use the same parts of what as humans?

Title: Melbourne.
Question: Around what year did Yarra rowing clubs and "regattas" become popular?

Title: Anthropology.
Question:
What did Broca discover in the human brain?