1) The New York Stock Exchange (NYSE) is the largest stock exchange in the world.

2) The first commercially successful video game was "Pong," released in 1972 by Atari.

3) The first commercially available digital camera, the Dycam Model 1, was introduced in 1990 and had a resolution of 376 x 240 pixels.

4) 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.