Category Archives: physics

An anniversary of an experiment that transformed the world

Two hundred years ago, the relationship between magnetism and electricity was not an established fact. It had been known that thunderbolts created certain magnetic effects, but there was no proof that magnetism and electricity were related, until 1820, when Hans … Continue reading

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Stars, Leaves, and speculations about Dark Matter

“Topmost branches stretched in all directions, arched over the road, merging into a lush green canopy, dappled with yellow, saffron and vermillion. Bright-blue patches of sky peeked through the dome. A kingdom to itself, Danielle thought. Each tree was a … Continue reading

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George Green’s birthday

When one is asked to name prominent English scientists who forged our understanding of electricity and magnetism, the two giants that immediately pop to mind: Michael Faraday (1791– 1867), who established the basis for the concept of the electromagnetic field, … Continue reading

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Why does the Moon have phases?

“Moonspinners. They’re naiads – you know, water-nymphs. Sometimes, when you’re deep in countryside, you meet three girls, walking along the hill tracks in the dusk, spinning. They each have a spindle, and onto these they are spinning their wool, milk-white, … Continue reading

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Talking cosmology at a party

“…I barely know her, but if I were you, I would not mention cosmology.” Jon’s advice was not surprising. Danielle did not mention what she was studying when the likely responses were astonished stares, ill-fitted jokes, and awkward silences before … Continue reading

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Another reason to celebrate Albert Einstein’s birthday

“Nature shows us only the tail of the lion. But I do not doubt that the lion belongs to it even though he cannot at once reveal himself because of his enormous size.” Albert Einstein, in a letter, March 1914 … Continue reading

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Celebrating first anniversary

I am celebrating the first anniversary of Initial Conditions, with a promotion and a giveaway. After ten years of writing and rewriting, I published my first novel, Initial Conditions, in early 2015. I watched it take tiny steps and nervously … Continue reading

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