1) The Hubble Space Telescope, launched in 1990, has provided breathtaking images of distant galaxies and deep space.

2) The World Wide Web, developed by Tim Berners-Lee in 1989, revolutionized the way information is accessed and shared on the internet.

3) The word "country" contains three vowels: O, U, and Y.

4) The word "orange" contains three vowels: O, A, and E.