John Barnes, (an haife shi a shekara ta 1957) marubucin almarar kimiyyar Amurka ne.
Zantuka
editGajeren almara Swift a matsayin Mafarki da Gudu a matsayin Nishi (2012) Magana daga bugun e-book na Edge of Infinity, wanda Jonathan Strahan ya shirya, kuma Solaris ISBN 978-1-84997-460-8 ya buga. Yawancin dokokin da kuke sanyawa a kan basirar ƙirƙira, ba shakka, ƙananan matsalolin da zai iya warwarewa.