Her findings led to cautions against X-rays for pregnant women. She also discovered that the presence of the Y chromosome meant a mammalian embryo was male.
His art captured the whimsy of Richie Rich, the fantasy realms of Amethyst and the horror of the terrorist attacks.
Her life helped us answer the question: What do animals think about?
He drew songs from Tin Pan Alley, the Delta blues and other sources. In the late 1970s, he introduced them to the “Saturday Night Live” crowd.
He was a nuclear physicist until reports of Earth visits by space aliens seized his imagination. He never met one, but he believed, gaining renown.
Tributes are being paid to the author of The Tiger Who Came To Tea after publisher HarperCollins confirmed her death.
Mr. Fowler and Marlin Perkins formed a long-running duo on the documentary series filmed in the wild and sponsored by Mutual of Omaha.