1) The Earth's core is hotter than the surface of the Sun.

2) The push for racial and social justice has led to discussions and actions to address systemic racism, promote inclusivity, and challenge inequalities in various areas, including education, criminal justice, and economic opportunities.

3) The world's oldest known recipe is for beer and is over 4,000 years old.

4) The FIFA World Cup is the most-watched sporting event globally, with billions of viewers tuning in for the tournament held every four years.