Scientific Speculation - Posts tagged sex

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Q&A Wings going from locomotive purposes in juveniles to sexual purposes in adults, plausible?

0 answers · last activity 7 months ago by Lundin‭

Question evolution sex species

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Q&A How would dragons mate, according to science?

4 answers · last activity 12 months ago by jsjsjzjdnsjsn‭

Question sex creature-design mythical-creatures

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Q&A Sexual reproduction without biological sex

3 answers · last activity about 1 year ago by Threose‭

Question biology sex creature-design

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Q&A Could a unicorn species have the horn as its male genital?

5 answers · last activity over 1 year ago by Li Jun‭

Question biology reality-check sex xenobiology anatomy

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Q&A is it biologically possible for a creature that can be compatible to reproduce with any creature?

4 answers · last activity over 1 year ago by Li Jun‭

Question biology science-based sex creature-design xenobiology

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Q&A Is there a reason that females passing on more than 1/2 of their genetics to the child would be unlikely to evolve?

3 answers · last activity over 1 year ago by dsollen‭

Question evolution sex creature-design genetics

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Q&A Is plausible to have subspecies with & without separate sexes?

6 answers · last activity almost 2 years ago by Kirae‭

Question biology reality-check sex genetics species

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Q&A How can sex lead to a boost in performance for competitive sports?

4 answers · last activity almost 2 years ago by Incognito‭

Question biology sex humans

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Q&A Would intelligence affect the evolution of colorful display patters for attracting mates?

7 answers · last activity almost 2 years ago by Anders Gustafson‭

Question biology reality-check evolution sex sapience

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Q&A Post apocalypse contraception

12 answers · last activity about 2 years ago by Bert Olio‭

Question science-based sex apocalypse post-apocalypse

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Q&A One Mother + Two Fathers = Twins

3 answers · last activity about 2 years ago by JohnWDailey‭

Question biology sex humans

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Q&A Why would an entire biosphere evolve to reproduce with three parents instead of two?

4 answers · last activity over 2 years ago by Anonymous‭

Question biology evolution science-based sex reproduction

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Q&A What effects would a change in the nature of human sexuality have on society and infrastructure

10 answers · last activity over 2 years ago by Monty Wild‭

Question biology society cities technology sex

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Q&A How does a female-to-male adaptor impregnate?

3 answers · last activity almost 3 years ago by Anonymous‭

Question biology sex reproduction xenobiology

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Q&A Sexual pleasure in anemophile reproducing humanoids

5 answers · last activity almost 3 years ago by L.Dutch - Reinstate Monica‭

Question biology science-based sex humanoid

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Q&A Reproductive Neck Darts

6 answers · last activity almost 3 years ago by Amoeba‭

Question biology sex creature-design reproduction xenobiology

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Q&A Bonobo-LIke Social Structure

5 answers · last activity almost 3 years ago by Hlord369‭

Question biology evolution sex reproduction humanoid

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Q&A Synthesis of Organic Life by a Machine

5 answers · last activity about 3 years ago by R. Greenlee‭

Question reality-check science-based sex intelligence artificial-intelligence cloning

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Q&A What Would Be Needed To Produce Human Hermaphrodites?

3 answers · last activity about 3 years ago by Qaunwerzot7‭

Question biology sex humans genetics gender

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Q&A Primitive Fertility Treatments?

3 answers · last activity about 3 years ago by Preg-Fan‭

Question biology sex chemistry biochemistry

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Q&A Would a sentient species be able to thrive when mating means the death of the male partner?

14 answers · last activity about 3 years ago by JGaines‭

Question biology society sex creature-design

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Q&A Mating ritual where female chases male?

3 answers · last activity over 3 years ago by AngelPray‭

Question sex fauna behaviour

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Q&A Is a single sex species feasible?

10 answers · last activity over 3 years ago by Axolotl‭

Question evolution sex

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Q&A How could an organism chemically need sex?

4 answers · last activity over 3 years ago by C. R. Yasuo‭

Question science-based sex creature-design mythical-creatures

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Q&A How could a creature/species evolve erogenous zones in areas not usually sex-related?

2 answers · last activity almost 4 years ago by C. R. Yasuo‭

Question evolution science-based sex creature-design

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Q&A What genetic changes and physiological adaptations to humans would allow women to produce more children

8 answers · last activity almost 4 years ago by Bryan McClure‭

Question biology reality-check sex creature-design

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Q&A When traveling to an alternate Earth, how many generations would you have to breed with the natives to prevent inbreeding?

3 answers · last activity almost 4 years ago by Bryan McClure‭

Question biology reality-check sex genetics super-powers

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Q&A How would a lunar cycle of 18-19 days affect women's menstrual cycle?

5 answers · last activity about 4 years ago by P. Payton‭

Question moons sex alternate-worlds

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Q&A Will this creature's reproductive strategy work?

2 answers · last activity about 4 years ago by user289661‭

Question evolution sex creature-design reproduction

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Q&A How to explain fire-breathing feathery dragon extreme mating behavior?

2 answers · last activity over 4 years ago by user6760‭

Question evolution sex creature-design dragons

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Q&A How could matings between two species produce only female offspring?

14 answers · last activity over 4 years ago by Bryan McClure‭

Question biology sex creature-design

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Q&A Greatest possible genetic difference between a male and female of the same species?

4 answers · last activity over 4 years ago by Zxyrra‭

Question biology sex creature-design genetics gender xenobiology

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Q&A Would a modern culture in which parents can decide the sex of the child have an even number of each sex?

3 answers · last activity over 4 years ago by dsollen‭

Question evolution culture sex

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Q&A Are brain augmentations capable of interfering with orgasm?

1 answer · last activity over 4 years ago by Zoltán Schmidt‭

Question biology science-based sex brain trans-humanism

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Q&A What would be the most important consequence of decreasing sexual dimorphism in humans?

7 answers · last activity over 4 years ago by Lord Dust‭

Question biology society sex

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Q&A How would gender roles be affected by a society where parents could control the sex of their child

10 answers · last activity over 4 years ago by dsollen‭

Question evolution culture sex gender

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Q&A Plausibility and ramifications of a mammal with both rut cycles and induced ovulation?

1 answer · last activity almost 5 years ago by Anonymous‭

Question biology evolution science-based sex

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Q&A Mating and Death: Modern Life Disrupted

3 answers · last activity almost 5 years ago by JGaines‭

Question biology society sex genetics xenobiology

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Q&A What is the best reproductive strategy for equality between the sexes?

5 answers · last activity almost 5 years ago by Green‭

Question biology technology sex reproduction artificial-womb

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Q&A Is it illogical to have a species that goes through two metamorphoses and ends as an asexual being?

5 answers · last activity about 5 years ago by Mary Wildfire‭

Question biology evolution sex aliens xenobiology

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Q&A Could a species benefit from intercourse with another species with no DNA compatibility?

6 answers · last activity about 5 years ago by Nzall‭

Question biology science-based sex

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Q&A How would a culture respond to a strong preference for males when sex can be chosen?

1 answer · last activity over 5 years ago by Green‭

Question evolution culture sex

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Posts tagged sex