The tag has no wiki summary.

learn more… | top users | synonyms

6
votes
1answer
73 views

Why do skinny people live for shorter than the norm even though calorie restriction extends life expectancy?

If I understand correctly, calorie restriction may extend life expectancy slightly (not proven exactly how much for human). But according to the statistics, skinny healthy people have even shorter ...
3
votes
2answers
34 views

Would a person live longer, if such a person lived in a planet with lower gravity? (say, Mars) [closed]

I was wondering: some companies plan to colonize Mars, many of us know. But if one were to live on Mars, would this person live longer? It seems to me that a lower gravity would mean less overall ...
4
votes
2answers
930 views

Could we slow down life? [closed]

As far as I know there is no absolute time measurement (one that would measure time in a non-environment-dependent fashion) in any life form. Only such time measurements exist, which are dependent ...
0
votes
1answer
57 views

Would it be more genetically efficient to have shorter lifespans?

If, for example, humans had an average lifespan of, say, 30 years, and we reached sexual maturity at age 10, then we could "evolve" more quickly and theoretically "weed-out" more genetic diseases ...
-1
votes
1answer
86 views

How far can we go in engineering our own evolution? [closed]

After recently seeing Christopher Nolan's Interstellar and reading Kip Thorne's The Science of Interstellar, I've seriously been reflecting on the challenges mankind faces in becoming space pioneers, ...
2
votes
0answers
57 views

Does the metabolic rate determine how fast the telomeres shorten?

In many papers one can read that telomeres may play an important role in longevity. According to Calado et al.1 the telomeres of mice are much longer than the telomeres of humans. However, mice have ...
0
votes
1answer
51 views

Human longevity interventions ranked by effectiveness [closed]

Generally living longer and with a better quality of life is considered a good thing, if not for ourselves then for our family and friends who care about us. Some factors that influence human ...
6
votes
0answers
70 views

How was the cama's life expectancy computed?

A cama is a hybrid between a male dromedary camel and a female llama. The first cama was born on January 14, 1998, yet on the Wikipedia page it is said that a cama's life span is 30–40 years. How was ...
0
votes
1answer
34 views

Do trees have no set lifespan and “quite”immortal?

Many trees survive centuries and die only in disasters like storms and lightnings or infections. So do they have no set life span? Are they exceptionally resistant to genetic mutations and have very ...
-1
votes
1answer
86 views

Organs lifespan out of the body [closed]

What organ can be conserved outside of the body for the longest time and still function when reimplanted?
-5
votes
1answer
216 views

How is it proved, that antediluvian people didn't live for hundreds of years? [closed]

Bible says that antediluvian people lived for 800-900 of years. Nowadays apologists say that it is possible and that we just can't know the truth. I know that one of the basic science principles is ...