Articles Tagged with astronomy

Not quite constant

Published on April 13, 2021April 12, 2021 by fivecolorssandt@icloud.com

Dealing with precession

We note some of the difficulties in writing historical fiction (among other things).

Twelve quarters

Published on March 30, 2021March 28, 2021 by fivecolorssandt@icloud.com

Where the wind blows

A poetic phrase has an unexpected scientific source.

Colors of the stars

Published on March 23, 2021March 22, 2021 by fivecolorssandt@icloud.com

Poetic and precise

How do you describe a color?

The long hours

Published on March 16, 2021March 15, 2021 by fivecolorssandt@icloud.com

Time of the season

Some hours used to be longer than others. Really.

Alphabetical order

Published on March 2, 2021March 1, 2021 by fivecolorssandt@icloud.com

An historical mistake

We highlight an instance in which not knowing one’s history led to mistakes in astrophysics.

The last hurrah of the silver plate

Published on February 23, 2021February 22, 2021 by fivecolorssandt@icloud.com

Hunting oxymorons

We recall an example of cutting-edge research using obsolete means.

Make a map

Published on February 9, 2021February 7, 2021 by fivecolorssandt@icloud.com

Charts, surveys and catalogs

We notice the importance of what and where.

The prepared mind

Published on February 2, 2021February 1, 2021 by fivecolorssandt@icloud.com

Learning from an observation

What we see depends on what we’re looking for.

Learning from the Great Conjunction

Published on January 26, 2021January 25, 2021 by fivecolorssandt@icloud.com

A crucial experiment

We investigate a possible event in ancient science.

Four elements, four humors

Published on December 1, 2020December 1, 2020 by fivecolorssandt@icloud.com

Before the revolution

We conclude that it can be useful to teach something that is actually wrong.

Five Colors Science & Technology

Beyond the usual spectrum