In a new study, scientists have located a river valley in northern Botswana as the ancestral origin of anatomically modern human beings.Read More
New study results have demonstrated a chemical pathway that could have led to the building blocks of RNA, the key to evolution of living organisms on earth.Read More
The 2017 United States fertility rate was 1,765.5 births per 1,000 women of childbearing age, which is below the rate of 2,100 births per 1,000 women necessary stable population stable.
Though life expectancy across the globe is steadily growing, this is not the case in the United States.
Deaths in the U.S. totaled 2.8 million in 2017, which has increased by 69,255 since 2016.