SGU Episode 923: Difference between revisions

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|caption = "In a new study, University of California astronomers describe how extraterrestrial life has the potential to exist on distant exoplanets inside a special area called the 'terminator zone' — a ring on planets that have one side that always faces its star and one side that is always dark."&nbsp;<ref name=terminator>[https://news.uci.edu/2023/03/16/terminator-zones-on-distant-planets-could-harbor-life-uc-irvine-astronomers-say/ UCI News: 'Terminator zones' on distant planets could harbor life, UC Irvine astronomers say]</ref>
|caption = "In a new study, University of California astronomers describe how extraterrestrial life has the potential to exist on distant exoplanets inside a special area called the 'terminator zone' — a ring on planets that have one side that always faces its star and one side that is always dark."&nbsp;<ref name=terminator>[https://news.uci.edu/2023/03/16/terminator-zones-on-distant-planets-could-harbor-life-uc-irvine-astronomers-say/ UCI News: 'Terminator zones' on distant planets could harbor life, UC Irvine astronomers say]</ref>


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|guest1 =DM: {{w|Derek Muller}}, Australian-Canadian science communicator
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|qowText = The Scientific Revolution has not been a revolution of knowledge. It has been above all a revolution of ignorance. The great discovery that launched the Scientific Revolution was the discovery that humans do not know the answers to their most important questions.
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|qowAuthor = {{w|Yuval Noah Harari}}, Israeli public intellectual
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'''E:''' Good evening folks! ''(applause)''-->  
'''E:''' Good evening folks! ''(applause)''-->  
== Quickie with Steve <small>(10:27)</small> ==
* Update: Mask Wearing


== News Items ==
== News Items ==
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=== New Lunar Space Suits <small>(13:45)</small> ===
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|weblink = https://theness.com/neurologicablog/index.php/moon-spacesuit-prototype-unveiled/
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|article_title = Moon Spacesuit Prototype Unveiled
|publication = <!-- enter nn for Neurologica :-) -->
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=== End of Life Care <small>(23:58)</small> ===
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|weblink = https://www.nytimes.com/2023/03/14/health/end-of-life-care-hospice.html
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|article_title = Aggressive Medical Care Remains Common at Life’s End
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=== GPT-4 Is Here <small>(40:27)</small> ===
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=== News_Item_4 <small>()</small> ===
=== Terminator Zones <small>(55:45)</small> ===
* [https://news.uci.edu/2023/03/16/terminator-zones-on-distant-planets-could-harbor-life-uc-irvine-astronomers-say/ 'Terminator zones' on distant planets could harbor life, UC Irvine astronomers say]<ref name=terminator/>
* [https://news.uci.edu/2023/03/16/terminator-zones-on-distant-planets-could-harbor-life-uc-irvine-astronomers-say/ 'Terminator zones' on distant planets could harbor life, UC Irvine astronomers say]<ref name=terminator/>


=== News_Item_5 <small>()</small> ===
=== Ohio Chemical Spill <small>(1:04:53)</small> ===
{{shownotes
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|weblink = https://www.usatoday.com/story/news/nation/2023/03/06/east-palestine-residents-health-norfolk-southern-train-derailment/11415726002/
|article_title = <!-- please replace ALL CAPS with Title Case or Sentence case -->
|article_title = Headaches, coughing, burning of the skin: Symptoms Ohio residents have experienced after toxic train derailment
|publication = <!-- enter nn for Neurologica :-) -->
|publication = USA Today
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== Announcements <small>()</small> ==
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== Science or Fiction <small>(h:mm:ss)</small> ==
== Science or Fiction <small>(1:39:26)</small> ==
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|item1 = Engineers have developed concrete made from lunar regolith and ordinary potato starch and requiring only low temperature heating that is almost three times as strong as regular concrete.
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|link1web = https://www.degruyter.com/document/doi/10.1515/eng-2022-0390/html
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|link1title = StarCrete: A starch-based biocomposite for off-world construction
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|item2 = Aerospace engineers have made an airplane propeller blade design that significantly reduces noise while increasing thrust and efficiency by 20% over a traditional design.
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|link2web = https://www.mdpi.com/2226-4310/9/12/825
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|link2title = Design for Propellers of Future Electric Aircraft
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|item3 = Scientists report a new process for electrosynthesis of multicarbon products from CO<sub>2</sub> that is twice as efficient as existing methods.
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|link3web = https://www.nature.com/articles/s44160-022-00234-x
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|link3title = Conversion of CO<sub>2</sub> to multicarbon products in strong acid by controlling the catalyst microenvironment
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|link3pub = Nature
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|science2 = new process for electrosynthesis


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|answer1 = lunar regolith concrete


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=== Steve Explains Item #2 ===
=== Steve Explains Item #2 ===
...[https://en.wikiquote.org/wiki/The_Princess_Bride_(film)#True_love,_to_blave,_and_an_M.L.T._sandwich "to blave"]
...[have ridden]...


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|author = <!-- {{w|_try_to_use_a_wikipedia_article_title_here_|_alternate_display_text_for_name_}} -->
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Revision as of 04:00, 31 March 2023

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SGU Episode 923
March 18th 2023
923 terminator zone.jpg

"In a new study, University of California astronomers describe how extraterrestrial life has the potential to exist on distant exoplanets inside a special area called the 'terminator zone' — a ring on planets that have one side that always faces its star and one side that is always dark." [1]

SGU 922                      SGU 924

Skeptical Rogues
S: Steven Novella

B: Bob Novella

C: Cara Santa Maria

J: Jay Novella

E: Evan Bernstein

Guest

DM: Derek Muller, Australian-Canadian science communicator

Quote of the Week

The Scientific Revolution has not been a revolution of knowledge. It has been above all a revolution of ignorance. The great discovery that launched the Scientific Revolution was the discovery that humans do not know the answers to their most important questions.

Yuval Noah Harari, Israeli public intellectual

Links
Download Podcast
Show Notes
Forum Discussion

Introduction, Raccoon Dogs, "Last of Us" show

Voice-over: You're listening to the Skeptics' Guide to the Universe, your escape to reality.

Quickie with Steve (10:27)

  • Update: Mask Wearing

News Items

S:

B:

C:

J:

E:

(laughs) (laughter) (applause) [inaudible]

New Lunar Space Suits (13:45)


End of Life Care (23:58)


GPT-4 Is Here (40:27)


Terminator Zones (55:45)

Ohio Chemical Spill (1:04:53)


Who's That Noisy? (1:14:52)

Answer to previous Noisy:
_brief_description_of_answer_ _perhaps_with_a_link_

New Noisy (1:18:21)

[Background hissing then light squawking/squeaking honks]

short_text_from_transcript

[top]                        

Interview with Derek Muller (1:19:02)

  • Derek Muller, an Australian-Canadian science communicator, filmmaker, and television personality, who is best known for his YouTube channel Veritasium
[top]                        

Science or Fiction (1:39:26)

Theme: Improvements in technology

Item #1: Engineers have developed concrete made from lunar regolith and ordinary potato starch and requiring only low temperature heating that is almost three times as strong as regular concrete.[6]
Item #2: Aerospace engineers have made an airplane propeller blade design that significantly reduces noise while increasing thrust and efficiency by 20% over a traditional design.[7]
Item #3: Scientists report a new process for electrosynthesis of multicarbon products from CO2 that is twice as efficient as existing methods.[8]

Answer Item
Fiction Propeller blade design
Science Lunar regolith concrete
Science
New process for electrosynthesis
Host Result
Steve sweep
Rogue Guess
Jay
 Lunar regolith concrete
Bob
 Lunar regolith concrete
Evan
 Lunar regolith concrete
Cara
 Lunar regolith concrete

Voice-over: It's time for Science or Fiction.

Jay's Response

Bob's Response

Evan's Response

Cara's Response

Steve Explains Item #3

Steve Explains Item #2

..."to blave"

...[have ridden]...

Steve Explains Item #1

Skeptical Quote of the Week (1:55:48)


The Scientific Revolution has not been a revolution of knowledge. It has been above all a revolution of ignorance. The great discovery that launched the Scientific Revolution was the discovery that humans do not know the answers to their most important questions.

 – Sapiens: A Brief History of Humankind, by Yuval Noah Harari (1976-present), Israeli public intellectual and historian 


Signoff/Announcements ()

S: —and until next week, this is your Skeptics' Guide to the Universe.

S: Skeptics' Guide to the Universe is produced by SGU Productions, dedicated to promoting science and critical thinking. For more information, visit us at theskepticsguide.org. Send your questions to info@theskepticsguide.org. And, if you would like to support the show and all the work that we do, go to patreon.com/SkepticsGuide and consider becoming a patron and becoming part of the SGU community. Our listeners and supporters are what make SGU possible.

[top]                        

Today I Learned

  • Fact/Description, possibly with an article reference[9]
  • Fact/Description
  • Fact/Description

Notes

References

  1. ↑ 1.0 1.1 UCI News: 'Terminator zones' on distant planets could harbor life, UC Irvine astronomers say
  2. ↑ Neurologica: Moon Spacesuit Prototype Unveiled
  3. ↑ NYT: Aggressive Medical Care Remains Common at Life’s End
  4. ↑ OpenAI: GPT-4
  5. ↑ USA Today: Headaches, coughing, burning of the skin: Symptoms Ohio residents have experienced after toxic train derailment
  6. ↑ Open Engineering: StarCrete: A starch-based biocomposite for off-world construction
  7. ↑ Aerospace: Design for Propellers of Future Electric Aircraft
  8. ↑ Nature: Conversion of CO2 to multicarbon products in strong acid by controlling the catalyst microenvironment
  9. ↑ [url_for_TIL publication: title]

Vocabulary


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