What are positive effects of science and technology?

ife extension is a controversial topic; many people oppose it due to fear of overpopulation and effects on society. Religious people are no more likely to oppose life extension than the unaffiliated, though some variation exists between religious denominations. Blacks and Hispanics are more likely to support life extension than white people.Biogerontologist counters the overpopulation critique by pointing out that the therapy could postpone or eliminate menopause, allowing women to space out their pregnancies over more years and thus decreasing the yearly population growth rate.A Spring 2013 pew research poll in the United States found that 38% of Americans would want life extension treatments, and 56% would reject it. However it also found that 68% believed most people would want it and that only 4 percent consider an "ideal lifespan" to be more than 120 years.