BillTre's latest activity

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...

An article I saw in Science today about the benefits of open access articles in science journals. The study was done by the Open Science...

Sad news indeed. Paul was a valued member of the PF community and will be missed—condolences to you and your family. :frown:

Robert, I'm sorry to hear of the passing of your father. He and I had quite a few interactions over the years, all positive. He...