Danish physiologist Steen Willadsen first successfully uses cells from early embryos to clone a mammal (sheep) by nuclear transfer at the British Agricultural Research Council's Institute of Animal Physiology, Cambridge.[3][4]
July 21 – In Jackson, Michigan, a factory robot crushes a worker against a safety bar in apparently the first robot-related death in the United States.
^Kramer, P.; Neri, R. (1984). "On periodic and non-periodic space fillings of Em obtained by projection". Acta Crystallographica. A40 (5): 580. doi:10.1107/S0108767384001203.
^Nishida, H.; Takada, N.; Yoshimura, M.; Sonods, T.; Kobayshi, H. (1984). "Tetrakis(3,5-bis(trifluoromethyl)phenyl)borate: Highly Lipophilic Stable Anionic Agent for Solvent-Extraction of Cations". Bulletin of the Chemical Society of Japan. 57 (9): 2600–2604. doi:10.1246/bcsj.57.2600.