Template:Selected anniversaries/January 21
1714: Anatomist and anatomical wax modeler Anna Morandi Manzolini born. Her collection of wax models will be known throughout Europe as Supellex Manzoliniana and be sought after to aid in the study of anatomy.
1869: Mystic and faith healer Grigori Rasputin born. A mystic and self-proclaimed holy man who befriended the family of Emperor Nicholas II, Rasputin gained considerable influence in late imperial Russia.
1899: Physician, confidence trickster, and suspected serial killer John Bodkin Adams is born.
1901: Electrical engineer Elisha Gray dies. Gray did pioneering work in electrical information technologies, including the telephone.
1915: Physicist and mathematician André Lichnerowicz born. He will work in differential geometry and mathematical physics.
1959: Project SCORE satellite re-enters Earth's atmosphere.
1968: A B-52 bomber crashes near Thule Air Base, contaminating the area after its nuclear payload ruptures. One of the four bombs remains unaccounted for after the cleanup operation is complete.