Verano: ¿qué causa el verano?

The video explains why summer is the hottest season and why days are longer. It attributes these phenomena to Earth's tilt and orbit around the Sun. The Northern Hemisphere experiences summer when it is tilted towards the Sun, receiving more sunlight and warmer temperatures. The video also mentions the timeline of summer, starting around June 20-21 and ending around September 20-21.

What new insight or understanding did you gain from this video?