BillTre's latest activity

If we are alone, it seems like an awful waste of space..... If it turns out there is a lot of life, say per galaxy I would not be...

The only valid answer at this stage is that we don't know. There are already some threads on here about this.

On Earth, we seem to find life in places we long thought were impossible, as long as there is some source of energy. And the definition...

Greetings. If those are the two options, I personally choose the scenario where we first discover microbial life (assuming it exists)...

This triggered a memory: -- Lewis Carroll, Through the Looking-Glass

Private Investi-gator

The optics aren't that complicated- just imaging through crossed polarizers. The way colors are generated is a little tricky, but...

polychromatic polarizing microscopy is a bit more complex than conventional polarization microscopy (the one with crossed polarizers and...

They probably used a digital video camera mounted on a microscope with the fancy contrast optics (like phase contrast).

Tartigrade:

But are they full?

https://www.cbsnews.com/sanfrancisco/news/mount-shasta-hikers-rescued-california-ai-incorrect-instructions/

Thanks. :smile: Sometimes, yes. On several occasions I've talked with the subjects after the fact and we exchanged contact...

I've been thinking about asking @collinsmark about taking pictures of people too, that is, if he asks them before. In my case I...

Very nice pic. :smile: Do you ever approach folks when you take such a great picture of them and offer to e-mail it to them for free...