BillTre's latest activity

Seems dependent on a big enough 'soup' and a long enough time - My own take on the odds of life originating by chance alone is to...

There are, by the way, replicative cycles in nature that are far, far simpler than DNA/RNA. The Krebs cycle (AKA citric acid cycle) is...

Tried typing in a graphics program, flipping side to side, and then copied and pasted back into PF. The text came out normal. I also...

I typed "upside down text" into google, and went to the first result. I presume it's just a lookup between pairs of glyphs that look the...

I think it is a mixed bag, or nuanced, as much as subscription journals. The quality of journal articles depend on the author(s)...

But not in a mirror. I would have liked to flip it from end to end but could not figure out how you rotated it. Please explain.

It is more for the benefit of the wearer. When I first saw the printing, I had not fully opened the T-shirt. When I did, I realized I...

My son got me this T-shirt as a Christmas gift. It's rather practical...

Forming a super continent will also push up new mountains which will provide new opportunities for their weathering which removes CO2.

Exactly. That life appeared quite quickly on Earth could mean that it's really easy (as Dave and phyzguy say, abiogenesis could happen...

The thing to remember is that, if new life formed today on Earth, it would get eaten very quickly. So you can't conclude that life only...

The real problem is that if you think there must be numerous advanced civilizations in the Milky Way, then how many are there...

I think there a few assumptions and misconceptions happening here, and trying to project it onto Fermi's Paradox is making it worse...

It also happened very early in Earth's habitable time (it just took a long time for complex life to evolve).

Deepest condolences - Robert to you and all the family. It's been an honour to share this forum with stalwarts such as your Dad. We'll...