explanation

Running the race

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Man and animal

Why run on foot from Mount Vernon to Alexandria?

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Cast iron and Coca-Cola®

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Chemistry and Physics

We perpetuate some stereotypes about scientists.

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The navigator’s watch

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Combining instruments

Doing some things the old-fashioned way is getting difficult.

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Hawking radiation – II

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Black holes to the rescue

We contine with an explanation of why Stephen Hawking is famous among physicists.

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Hawking radiation – I

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The fame of a physicist

Prof. Stephen Hawking, the famous physicist, died this month.  But why was he famous?

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Only a test

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Asking the questions

Making a test can be harder than taking it.

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The pot, the photograph and the on-line video

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Following directions

Old cast iron and new social media.

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The rabbit in the Moon

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Habits of seeing

What do you see when you look at the Moon?

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Unfamiliar territory

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Out of one’s field

Our photographer looks at some paintings.

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How it’s done

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Telescopes and databases

Astronomy changes.  So do the kind of people who become astronomers.

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