Remember a piece of history

12 Sep 20194 Sep 2019

The very first photograph of a solar eclipse: From the source:  Johann Julius Friedrich Berkowski made the first solar eclipse photograph on July 28, 1851, also using the daguerrotype process,…

Another type of discovery

10 Sep 20199 Sep 2019

When I went to school, I was called "nerd" and "geek" - it was not a good thing. Here, however, it says: "Some of those who self-identify as nerds and…

From whence came you, stranger?

8 Sep 20195 Sep 2019

It is curious to realize that wet sand will keep footprints in it, while dry sand won't. I wonder whether it is as simple as a question of friction. Then,…

Photographing the sunset

7 Sep 20195 Aug 2019

There are moments you treasure for the rest of your life. When I sat there the other day, at that little place I once facetiously called the least spectacular beach…

When “up” and “down” lose their meaning…

5 Sep 201927 Aug 2019

You know, I can't wrap my head around the idea that "up" and "down" may lose their meaning. I mean, you'll still be there thinking of your scalp as the…

Who says there’s “fun” in physics?

3 Sep 201925 Aug 2019

Making fun of physics is difficult. Sure, you can go Sitcom-style and make fun of people, the scientists. But making fun of science itself? What's the Sheldon Cooper of actual…

When nature applies a warm-color-filter

1 Sep 201931 Aug 2019

It's actually Rayleigh-scatter we are talking about here. During the day, it gives you your blue sky, or at least it contributes to it. In the evening, however, a lot…

The balance of forces

29 Aug 201927 Aug 2019

A star. Our star. The Sun. Something pushing inwards, something pushing outwards. The balance between those two things is such that the Sun looks like (or close to) this to…

The non-chalance of a Rube-Goldberg cat

27 Aug 201919 Aug 2019

Can you explain to me why this made me laugh so hard? No cat, I believe, has ever expected such a reaction from the inanimate object it tried to push…