On Tuesday, 17 October 2017 19:31:54 UTC-4, Chris L Peterson wrote:
On Tue, 17 Oct 2017 16:09:48 -0700 (PDT), RichA
wrote:

Why is they are so bent on proving life didn't originate on Earth without outside influences?

Why the hell do you care if a handful of scientists investigate this
possibility? It's not like it's engaging thousands of people and
consuming billions of dollars.

It's not a bad thing for people to be looking at unlikely but possible
hypotheses, in any field.

In all the thousands of meteorites ever collected, have they ever found any bacteria or anything close to it? The basis for panspermia is life transport by meteorite.