SciHi Blog

John Logie Baird and the Invention of Television

John Logie Baird and the Invention of Television

On August 14, 1888, Scottish scientist and engineer John Logie Baird was born. He is considered the inventor of the world’s first television, the first publicly demonstrated colour television system, and the first purely electronic colour television picture tube. John Logie Baird – Early Years Born in Helensburgh, Argyll and Bute (then Dunbartonshire) on the west coast of Scotland, Baird was the youngest of four children of the Reverend John Baird, the Church of Scotland’s…
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The Art of Suspense – Alfred Hitchcock’s Cinema

The Art of Suspense – Alfred Hitchcock’s Cinema

On August 13, 1899, English film director and producer Alfred Hitchcock was born. Reknowned as England’s best director, he pioneered many techniques in the suspense and psychological thriller genres. Hitchcock directed more than fifty feature films in a career spanning six decades and often is considered the most influential filmmaker of all time. “One of television’s great contributions is that it brought murder back into the home, where it belongs.” – Alfred Hitchcock, National…
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Meet Sue, the Dinosaur

Meet Sue, the Dinosaur

Usually, in our articles we focus on a person, a development, an invention, or an decisive moment in history. Today, a long dead animal will be the protagonist of our post. But, it’s the story of an extraordinary finding. On August 12, 1990, Sue, largest, most extensive and best preserved Tyrannosaurus rex specimen ever found found up to date, was discovered by Sue Hendrickson in South Dakota. Sure, all kids love dinosaurs. When I was…
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Richard Mead and the Understanding of Transmissible Diseases

Richard Mead and the Understanding of Transmissible Diseases

On August 11, 1673, English physician Richard Mead was born. His work, A Short Discourse concerning Pestilential Contagion, and the Method to be used to prevent it, was of historic importance in the understanding of transmissible diseases. Richard Mead Background Richard Mead was mostly educated at home by his father and a private tutor, who also lived with them. He moved to Leyden in 1692 in order to study at the local University…
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Baroness Dorothea von Rodde-Schlözer – Philosopher and Salonnière

Baroness Dorothea von Rodde-Schlözer – Philosopher and Salonnière

On August 10, 1770, German philosopher and salonnière Baroness Dorothea von Rodde-Schlözer was born. She belonged to the group of 18th century Göttingen scholar-daughters known as “university mamselles” and was the second women in Germany to officially earn a doctorate. Dorothea Schlözer – Youth and Education Dorothea Schlözer was the daughter of August Ludwig von Schlözer, a Göttingen professor of constitutional law and history, and Caroline Friederike von Schlözer (née Roederer), a painter…
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Marvin Minsky and Artificial Neural Networks

Marvin Minsky and Artificial Neural Networks

On August 9, 1927, American biochemist and the founder of the MIT Artificial Intelligence Project Marvin Minsky was born. He is also known for his foundational work in the analysis of artificial neural networks. “Once the computers got control, we might never get it back. We would survive at their sufferance. If we’re lucky, they might decide to keep us as pets.” – Marvin Minsky, Life Magazine (20 November 1970), p. 68…
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Paul Dirac and the Quantum Mechanics

Paul Dirac and the Quantum Mechanics

On August 8, 1902, English theoretical physicist Paul Adrien Maurice Dirac was born. Dirac is best known for his fundamental contributions to the early development of both quantum mechanics and quantum electrodynamics. “The aim of science is to make difficult things understandable in a simpler way; the aim of poetry is to state simple things in an incomprehensible way. The two are incompatible.” — Paul Dirac Paul Dirac Background Paul Dirac was born…
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Victor Franz Hess and the Cosmic Radiation

Victor Franz Hess and the Cosmic Radiation

On August 7, 1912, Austrian physicist Victor Franz Hess provided evidence of a high-altitude radiation in one of his balloon rides, which later was called cosmic radiation. Together with Carl Anderson, he received the 1936 Nobel Prize in Physics for the discovery of cosmic radiation. What causes Ionization of the Air? Victor Franz Hess was educated in Graz, Austria. There, he attended the grammar school and the University of Graz. At the Physical…
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What is a Mathematical Function – according to Johann Bernoulli

What is a Mathematical Function – according to Johann Bernoulli

On August 6, 1667, Swiss mathematician Johann Bernoulli was born. He was one of the many prominent mathematicians in the Bernoulli family. He is known for his contributions to infinitesimal calculus and educating Leonhard Euler in the pupil’s youth.[1] “I recognize the lion by his claw.” – Johann Bernoulli, after reading an anonymous solution to a problem that he realized was Newton’s solution.[10] Johann Bernoulli and the Early Days of Calculus Johann I…
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Rensis Likert and the Likert Scale Method

Rensis Likert and the Likert Scale Method

On August 5, 1903, American social psychologist Rensis Likert was born. Likert is primarily known for developing the Likert scale method, an approach to creating a psychometrically sound scale based on responses to multiple questions or “items.” Likert’s method has become a time-honored way to measure people’s reactions such as to opinion surveys as well as personality tests. “A number of statistical assumptions are made in the application of his (Thurstone’s) attitude…
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