Men who reported their partners as more attractive (and therefore more desirable to other men as well) spent more time performing oral sex on their partner. This held regardless of the length of the ...

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

The U.S. experienced its slowest population growth (0.1 percent) in decades during the pandemic years 2020 and 2021, according to the U.S. Census Bureau. Population growth has since started to ...

The economic implications are substantial. Advanced economies, over the past decade, have seen a decline in the share of the population that is of working age. This is only the second such fall in 150 ...

Welcome to the world of population projections. Estimates from highly respected demographers suggest that the United States of the future might be less populous than that of the past. Those ...