American research suggests fish oil capsules and fatty fish do an equally good job of enriching the blood and other body tissues with omega-3 fatty acids.

On June 3, 1964, Edward White became the first American astronaut to perform a spacewalk, otherwise known as an extra-vehicular activity (EVA), going outside this Gemini iv capsule for 20 minutes.

Also featured in "the Right Stuff," was this capsule, known as "Friendship 7," in which John Glenn, on February 20, 1962, became the first American to orbit the Earth.