Many are of the opinion that it can go either way: decline or improvement. It depends on collective choices humanity makes; and how it handles the environment, geopolitical and social issues, medical ...

Indianapolis went through a growth spurt in the 1920s, a decade defined nationally by the "flapper" style, the Jazz Age and a booming economy before the Great Depression of the 1930s. Sometimes called ...

Extreme heat forged Earth’s continents billions of years ago, creating the stable foundation that made life possible.

Since the early 20th century, sustained declines in mortality have driven steady increases in life expectancy, particularly in high-income countries. Several studies have reported that this ...

Several thinkers imagined what 2025 will look nearly 100 years ago. Some predictions suggested that by 2025, humans might live to 150 years, only superpowers will thrive, and a global government with ...

Animal life seemed to explode into a wide variety of new forms in the Cambrian period. Sun et al. (2002). National Science Review. via Wikipedia under CC By 4.0 Sometime before 520 million years ago, ...