1) The recent advancements in space exploration include missions to Mars by various space agencies, such as NASA's Perseverance rover landing on Mars in 2021, aiming to explore the planet's geology and search for signs of past microbial life.

2) The Black Lives Matter movement gained renewed momentum in 2020 following the killings of George Floyd, Breonna Taylor, and others, sparking protests and discussions on systemic racism, police reform, and social justice around the world.

3) The Cannes Film Festival, held annually in France, is one of the most prestigious film festivals in the world.

4) The first graphical web browser, Mosaic, was released in 1993 and played a key role in popularizing the World Wide Web.