Articles Tagged with astronomy

Proof and re-proof

Published on August 7, 2018August 5, 2018 by fivecolorssandt@icloud.com

Testing the theory again

General Relativity passes another test of its predictions.  Why bother?

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Libraries and long walks

Published on July 24, 2018July 24, 2018 by fivecolorssandt@icloud.com

An unnecessary problem

Scientists sometimes set themselves problems just to learn.

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A village in space

Published on July 10, 2018July 10, 2018 by fivecolorssandt@icloud.com

Interstellar genetics

A recent paper contemplates a very long voyage.

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A cup of suns

Published on June 12, 2018June 8, 2018 by fivecolorssandt@icloud.com

The fixed stars, part III

Seeing the forest instead of the trees

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Saving the phenomena

Published on June 5, 2018June 1, 2018 by fivecolorssandt@icloud.com

Fixed stars, part II

The Middle Ages were a hotbed of astronomical controversy in Europe.

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A near miss

Published on May 29, 2018May 31, 2018 by fivecolorssandt@icloud.com

Fixed stars, part I

A star is coming very close to the Sun very soon, as distance and time go in astronomy.

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The discard pile

Published on May 22, 2018May 22, 2018 by fivecolorssandt@icloud.com

It didn’t work out

What is the use of scientific theories that aren’t right?

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Hawking radiation – II

Published on April 3, 2018April 2, 2018 by fivecolorssandt@icloud.com

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

Published on March 27, 2018March 26, 2018 by fivecolorssandt@icloud.com

The fame of a physicist

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

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The rabbit in the Moon

Published on March 6, 2018March 4, 2018 by fivecolorssandt@icloud.com

Habits of seeing

What do you see when you look at the Moon?

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