1) The first photograph of a black hole was captured in 2019 using a network of telescopes around the world.

2) The word "cheese" contains three vowels: E, E, and E.

3) The Age of Exploration, during the 15th and 16th centuries, saw European explorers such as Christopher Columbus and Vasco da Gama reach new lands and establish trade routes.

4) The Black Lives Matter movement, which gained prominence in 2013, advocates for racial justice and equality, addressing systemic racism and police violence against Black individuals.