Continue feeding your baby breast milk or formula â up to 32 ounces a day. Then: Start simple. Offer single-ingredient foods that contain no sugar or salt, and wait three to five days between each new food. This way if your baby has a reaction â such as diarrhea, rash or vomiting â you'll know the cause.
Guion Bluford Jr. was the first black man and Mae Jemison the first black woman to travel in space (in 1983 and 1992, respectively). Bluford is an engineer and was a colonel in the United States Air Force before participating in four space shuttle flights.
Neil Armstrong Quiz. Neil Alden Armstrong was an American astronaut and the first person to walk on the Moon. He was also an aerospace engineer, naval aviator, test pilot, and university professor. Before becoming an astronaut, Armstrong was an officer in the U.S. Navy and served in the Korean War.