Qabil Ashirov Read more Every year, various strains of seasonal flu (influenza) and other acute respiratory <a target ...

Earth experiences seasons because the planet is tilted on an axis by 23.5 degrees. This means that each year, as Earth orbits the sun, there are periods when the Northern Hemisphere is tilted ...

The winter solstice occurs in the Northern Hemisphere on Dec. 21 this ... In contrast, meteorological seasons divide the year into three-month groups based on temperature patterns, making them ...

The winter solstice is Saturday, bringing the shortest day and longest night of the year to the Northern ... seasons are defined by the weather. They break down the year into three-month seasons ...

The winter solstice marks the official start of the astronomical winter, as the sun reaches its most southerly point in the ...