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russ_watters's Recent Activity

  1. russ_watters replied to the thread Submitting your DNA to 23andMe or Ancestry.com.

    I did Ancestry DNA. My mom got everyone in the family a kit for Xmas 2 years ago. Like Greg, I only found it mildly interesting, but...

    Feb 25, 2018 at 9:13 AM
  2. russ_watters replied to the thread I Water velocity question.

    Can you draw us a diagram of what you are describing? It isn't at all clear to me what this setup looks like.

    Feb 25, 2018 at 9:03 AM
  3. russ_watters replied to the thread I Thermal expansion.

    It's your scenario, so you are going to have to provide the details.

    Feb 25, 2018 at 9:01 AM
  4. russ_watters liked Dale's post in the thread I Have a Hypothesis and No Degree.

    Tell me, what scientific peer reviewed journals do you read to keep up with the current progress on this topic? Which authors have made...

    Feb 25, 2018 at 7:57 AM
  5. russ_watters replied to the thread One 160 kW motor vs two 129 kW motors.

    I don't understand what you are asking. Can you rephrase and be more descriptive?

    Feb 25, 2018 at 1:08 AM
  6. russ_watters replied to the thread Is Nikola Tesla overrated?.

    Well he didn't finish any degree and never published a paper or developed a theory that left his head, so I don't know by what criteria...

    Feb 24, 2018 at 10:57 PM
  7. russ_watters replied to the thread Is Nikola Tesla overrated?.

    Er, well, to start, he wasn't a physicist, he was an inventor!

    Feb 24, 2018 at 10:50 PM
  8. russ_watters replied to the thread B Light (not) escaping from black holes.

    Any question about "how something works" can lead to an endless - and pointless - string of "why" or "how" questions. The reality is...

    Feb 24, 2018 at 10:37 PM
  9. russ_watters liked Tom.G's post in the thread I Supernova - the Birth of One is Spotted.

    An amateur astronomer was testing a new camera and spotted it. Originally posted in Nature. (paywall, but you can capture some images...

    Feb 24, 2018 at 3:49 PM
  10. russ_watters replied to the thread B Light (not) escaping from black holes.

    Yeah, none of that is correct. You might be thinking of "quantum states", but they don't work like that and black holes don't even have...

    Feb 24, 2018 at 3:39 PM
  11. russ_watters replied to the thread B Light (not) escaping from black holes.

    Well sure - and not just an hypothesis, but a whole theory(or family of theories)! It's called Quantum Mechanics.

    Feb 24, 2018 at 3:32 PM
  12. russ_watters replied to the thread Other GPA is low, but I love physics, what should I do?.

    "I love physics" is an emotion, not a plan. What do you want your love of physics to do for you? That will help to determine what to...

    Feb 24, 2018 at 3:17 PM
  13. russ_watters liked anorlunda's post in the thread I Tesla Tower Transmission Question.

    https://en.wikipedia.org/wiki/Nikola_Tesla You won't find much interest in Tesla here on PF. There is too much hyperbole and...

    Feb 24, 2018 at 2:51 PM
  14. russ_watters liked Dale's post in the thread Job Skills Can self-study/teaching count as credentials?.

    No. Credentials can only come from accredited organizations and you are not an accredited organization

    Feb 24, 2018 at 12:37 PM