SGU Episode 847

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SGU Episode 847
October 2nd 2021
847 human footprints.jpg
(brief caption for the episode icon)
SGU 846 SGU 848
Skeptical Rogues
S: Steven Novella
B: Bob Novella
C: Cara Santa Maria
E: Evan Bernstein

Quote of the Week

Download Podcast
Show Notes
Forum Topic


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

Ivory Billed Woodpecker Follow Up ()[edit]

News Items[edit]






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

News_Item_1 ()[edit]

  • [link_URL title][1]

Sub_section_1 ()[edit]

News_Item_2 ()[edit]

  • [link_URL title][2]

News_Item_3 ()[edit]

  • [link_URL title][3]

News_Item_4 ()[edit]

  • [link_URL title][4]

Name That Logical Fallacy ()[edit]

Questions/Emails/Corrections/Follow-ups ()[edit]

_consider_using_block_quotes_for_emails_read_aloud_in_this_segment_ with_reduced_spacing_for_long_chunks –

Question #1: Theranos Scandal ()[edit]

Science or Fiction ()[edit]

Answer Item
Fiction mother of all beasts
Science bear dogs
aquatic sloths
Host Result
Steve win
Rogue Guess
mother of all beasts
bear dogs
mother of all beasts

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

Theme: Extinct Mammals
Item #1: Amphicyons are commonly called “bear dogs” because they have a dog-like head on a bear-like body. They were up to 2.5 meters long and powerfully built to wrestle large prey to the ground.[5]
Item #2: Maiatherium or “mother of all beasts” is an extinct member of the weasel family the size of a large horse.[6]
Item #3: Thalassocnus was a genus of aquatic sloths, with later species fully adapted to the water and for grazing on deep water sea grass and seaweed.[7]

Evan's Response[edit]

Bob's Response[edit]

Cara's Response[edit]

Steve Explains Item #3[edit]

Steve Explains Item #2[edit]

Steve Explains Item #1[edit]

Skeptical Quote of the Week ()[edit]

– AUTHOR (YYYY-YYYY), _short_description_

Signoff/Announcements ()[edit]

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 Send your questions to And, if you would like to support the show and all the work that we do, go to and consider becoming a patron and becoming part of the SGU community. Our listeners and supporters are what make SGU possible.


Today I Learned[edit]

  • Fact/Description, possibly with an article reference[8]
  • Fact/Description
  • Fact/Description



  1. [url_from_news_item_show_notes publication: title]
  2. [url_from_news_item_show_notes publication: title]
  3. [url_from_news_item_show_notes publication: title]
  4. [url_from_news_item_show_notes publication: title]
  5. Amphicyon
  6. Synapsida: The Largest Weasel Ever?
  7. Aquatic marine sloth (Thalassocnus)
  8. [url_for_TIL publication: title]


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