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.
The explosion of the Challenger shuttle put a hold on applicants, but in 1987, she became one of the fifteen candidates selected out of more than 2,000 people. After a year of training, she became the first female African American astronaut. [ Infographic: NASA's Space Shuttle â From Top to Bottom ].