Category Archives: cosmology

Celestial whisper – science-fiction or frontiers of cosmology?

Starlight dotting the seemingly empty space is a beautiful and inspiring sight, one that can be an impressive backdrop in a movie or a setting in a novel. But what if along with the spectacular view comes a piece of … Continue reading

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Who is looking for high-stakes, cutting-edge cosmology?

“At eleven sharp, Susan Brophy introduced Mathias Kramer and stepped aside to let him say all the appropriate things. As soon as the lights were dimmed, the audience saw a pair of huge, flaming jets move on the screen. The … Continue reading

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Gravity – humor, history, and some facts

Hungarian stamp commemorating 100 years of general relativity. Image from philatelicdatabase.com …: “Gravity, where did it come from?” when a four-dimensional pseudo-Riemannian manifold and a Landau–Lifshitz stress-energy tensor love each other very much, they produce a geodesic in curved spacetime. … Continue reading

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Faster than lightning

Can a charged particle moving through the atmosphere have a speed greater than the speed of light in the air? I saw this question posted on Writers’ Cafe. After I ran a limited survey that got both “Yes” and “No” … Continue reading

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Initial Conditions in the library

Initial Conditions finds a place on the library shelf. Thanks to Princeton Public Library!

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The Perfect Theory – Physicists’ Battles for Muggles

After the ceremony, as the audience and speakers milled around, ready to escape into the London evening, a Polish physicist named Ludwik Silberstein ambled over to Eddington. Silberstein had already written a book about Einstein’s more restricted “special theory of … Continue reading

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Forty-two

“Tell us!” “All right,” said Deep Thought. “The Answer to the Great Question…” “Yes..!” “Of Life, the Universe and Everything…” said Deep Thought. “Yes…!” “Is…” said Deep Thought, and paused. “Yes…!” “Is…” “Yes…!!!…?” “Forty-two,” said Deep Thought, with infinite majesty … Continue reading

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