44 degrees, or about half way between its extremes, and this angle is very slowly decreasing in a cycle that spans about 41,000 years. 5 degrees relative to its orbital plane around the sun, is the ...

We pass through an interesting cycle of change every year: summer's warmth, monsoon rains, autumn's calm, and winter's chill. These seasons determine our daily life: clothes to wear, food to eat, and ...