INVESTIGATE

Robert H. Bartlett, Father of Innovative Life-Support System, Dies at 86

Chen Ning Yang, Nobel-Winning Physicist, Is Dead at 103

Phyllis Gardner, Early Skeptic of Theranos, Dies at 75

A. James Hudspeth, Who Unlocked Mysteries Behind Hearing, Dies at 79

Zelig Eshhar, Who Engineered Immune Cells to Fight Cancer, Dies at 84

Fred Espenak, Astrophysicist Known as Mr. Eclipse, Dies at 73

Robert Jarvik, 79, Dies; a Designer of the First Permanent Artificial Heart

Ed Smylie, Who Saved the Apollo 13 Crew With Duct Tape, Dies at 95

Richard L. Garwin, a Creator of the Hydrogen Bomb, Dies at 97

King K. Holmes, 87, Dies; Researcher Destigmatized Study of S.T.I.s

Kilmer McCully, Pathologist Scorned for Heart Disease Theory, Dies at 91

Dickson Despommier, Who Championed Farming in Skyscrapers, Dies at 84

Richard A. Cash, Who Saved Millions From Dehydration, Dies at 83

Andrew V. Schally, 97, Dies; Scientist Shared Nobel Glory With Rival

Dr. George Berci, Whose Innovations Changed Surgery, Dies at 103

Francisco Lopera, Pioneer in Alzheimer’s Research, Dies at 73

Steve Silberman, 66, Dies; Writer Deepened Understanding of Autism

Helen Fisher, Who Researched the Brain’s Love Circuitry, Dies at 79

Leonard Hayflick, Who Discovered Why No One Lives Forever, Dies at 98

Frank Borman, Astronaut Who Led First Orbit of the Moon, Dies at 95