SGU Episode 669

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SGU Episode 669
May 5th 2018
"[The] team grew the blobs, known as brain organoids, from human stem cells. Once surgically implanted into rodent brains, the organoids continued growing, and their neurons formed connections with those of the surrounding brains."
SGU 668                      SGU 670
Skeptical Rogues
S: Steven Novella
B: Bob Novella
C: Cara Santa Maria
J: Jay Novella
E: Evan Bernstein
Guest
EW: Ethan Winer, recording engineer
Quote of the Week
Reality is what it is, not what you want it to be.
Frank Zappa, American musician
Links
Download Podcast
Show Notes
Forum Discussion

Introduction, SGU Anniversary, announcements

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

What's the Word? (8:20)

• Fallacy

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News Items

S:

B:

C:

J:

E:

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

Flipping Magnetic Fields (13:37)

• Earth's magnetic field may not be flipping 

Self-Assembling Space Telescope (21:56)

• NASA greenlights self-assembling space telescope 

JFK Headshot (28:58)

• Gunshot-wound dynamics model for John F. Kennedy assassination 

Growing Brains (41:30)

• What's Wrong With Growing Blobs of Brain Tissue?  

Who's That Noisy? (52:20)

Answer to previous Noisy:

Sperm whale sounds

New Noisy (54:33)

[Horn-like squeaking, increasing in frequency]

short_text_from_transcript

Questions/Emails/Corrections/Follow-ups (54:57)

Correction #1: Annealing WTW

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Interview with Ethan Winer (59:51)

• Ethan Winer, recording engineer

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Science or Fiction (1:21:41)

Theme: Mistletoe Item #1: Mistletoe berries are toxic to most mammal and bird species. Item #2: European Mistletoe is the only multicellular organism known to lack Complex I proteins, essential for mitochondrial production of ATP. Item #3: The name "mistletoe" derives from the Anglo-Saxon words "mistel" and "tan", translating to "dung on a twig." Item #4: There are 1,300 species of mistletoe worldwide.

Answer	Item
Fiction	Toxic to birds & mammals
Science	Lacks Complex I proteins
Science	"Dung on a twig"
Science	1,300 species worldwide

Host	Result
Steve	win

Rogue	Guess
Evan	Toxic to birds & mammals
Cara	Toxic to birds & mammals
Bob	Lacks Complex I proteins
Jay	Toxic to birds & mammals

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

Skeptical Quote of the Week (1:40:41)

Reality is what it is, not what you want it to be.  – Frank Zappa (1940-1993), American musician, composer, and bandleader

Signoff/Announcements (1:41:57)

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.

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Today I Learned

• Fact/Description, possibly with an article reference
• Fact/Description
• Fact/Description

References

Vocabulary