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

2) Honey never spoils. Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3,000 years old and still perfectly edible.

3) The word "triangle" contains four vowels: I, A, E, and E.

4) The word "computer" contains three vowels: O, U, and E.