The summer solstice happens when the sun "reaches its highest and northernmost points in the sky," the Farmer's Almanac ...

Its entrance faces the rising sun on the day of the summer solstice, which had 18th-century scholars inferring that ancient astronomers might have used it as a type of solar calendar to track sun ...

The summer solstice was called out on the monument ... The carvings also track cycles for both the Moon and the Sun, which pre-date other calendar finds of this type by “many millennia ...

Earth's oceans and atmosphere act like heat sinks, absorbing and reradiating the sun's rays over time. Even though the planet absorbs a lot of sunlight on the summer solstice, it takes several ...

This is because the date doesn’t depend on the human calendar but on the physics of our solar system. The summer solstice is ...

Folks hankering for the warmth of summer ... solstice is due to the complex dance between Earth's yearly orbit around the sun ...

But the exact moment of the summer solstice varies from year to year due to a slight misalignment between the Gregorian calendar and the actual rate of the Earth’s rotation around the sun.