Silberspur: Blog

Why silberspur?

27 October 2024

Why silberspur?

I began taking pictures at a time when digital cameras were still unknown, and analog photography was the standard.

Terraforming – visions for a livable Earth

24 October 2024

Terraforming – visions for a livable Earth

Of desert planets, terraforming, and ecology as the science of the shared world – visions for a livable Earth.

Why is it dark at night?

23 October 2024

Why is it dark at night?

On Olbers' paradox and a brief history of the universe

Why It won't be dark at night anymore (soon) - 4

08 July 2024

Why It won't be dark at night anymore (soon) - 4

There is little doubt that artificial light at night has significantly increased in recent years and will continue to do so.

Why It won't be dark at night anymore (soon) - 3

07 July 2024

Why It won't be dark at night anymore (soon) - 3

Airplanes create light trails in the sky with their position lights. Satellites shine when they are at high altitudes ...

Why It won't be dark at night anymore (soon) - 2

06 July 2024

Why It won't be dark at night anymore (soon) - 2

The experience of the natural night sky is increasingly being disrupted by artificial human-made light sources.

Why It won't be dark at night anymore (soon) - 1

05 July 2024

Why It won't be dark at night anymore (soon) - 1

What will happen to us humans if the experience of a starry night sky is irretrievably lost?

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