# Impossible experiments

**URL:** <https://boards.straightdope.com/t/impossible-experiments/508608>\
**Category:** Miscellaneous and Personal Stuff I Must Share\
**Created:** [September 2, 2009, 4:28am UTC](https://boards.straightdope.com/t/impossible-experiments/508608 "2009-09-02T04:28:03Z")\
**Posts on this page:** 4\
**Page:** 3

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**Author:** ![the\_first\_supraliminal](https://avatars.discourse-cdn.com/v4/letter/t/f475e1/32.png) [@the\_first\_supraliminal](https://boards.straightdope.com/u/the_first_supraliminal)\
**Post date:** [September 4, 2009, 2:16pm UTC](https://boards.straightdope.com/t/impossible-experiments/508608/41 "2009-09-04T14:16:36Z")

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> [@astro](#):
>
> There is growing evidence that sperm from older men is not as healthy as sperm from younger men and sperm samples from older men tends to have more defective sperm. I’m pretty sure if you started pushing the ages to 60+ the level of birth defects or physical problems arising later in life would probably rise substantially negating any age selection benefits.

No, the lines with elder-defective genes would die out and elder-strong genes would survive. This would produce a race of people fertile into older and older ages.

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**Author:** ![CutterJohn](https://avatars.discourse-cdn.com/v4/letter/c/91b2a8/32.png) [@CutterJohn](https://boards.straightdope.com/u/CutterJohn)\
**Post date:** [September 4, 2009, 3:42pm UTC](https://boards.straightdope.com/t/impossible-experiments/508608/42 "2009-09-04T15:42:54Z")

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> [@Tapioca\_Dextrin](#):
>
> Or you could just start up an intensive human/chimp breeding program :dubious:

Can we use the resulting hybrids in circus acts?

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**Author:** ![Tapioca\_Dextrin](https://avatars.discourse-cdn.com/v4/letter/t/3d9bf3/32.png) [@Tapioca\_Dextrin](https://boards.straightdope.com/u/Tapioca_Dextrin)\
**Post date:** [September 5, 2009, 3:01am UTC](https://boards.straightdope.com/t/impossible-experiments/508608/43 "2009-09-05T03:01:02Z")

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If by circus acts you mean congress, then yes 😃

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**Author:** ![RandMcnally](https://avatars.discourse-cdn.com/v4/letter/r/b782af/32.png) [@RandMcnally](https://boards.straightdope.com/u/RandMcnally)\
**Post date:** [September 5, 2009, 3:17am UTC](https://boards.straightdope.com/t/impossible-experiments/508608/44 "2009-09-05T03:17:51Z")

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> [@Tapioca\_Dextrin](#):
>
> If by circus acts you mean congress, then yes 😃

Aren’t they there already?

Zing!

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