This week's equinox marks the beginning of astronomical spring in the Northern Hemisphere and astronomical fall (or autumn) ...

Historical data shows that auroras occur more often during the spring and autumn equinox.

We’ve all experienced the shift to and from daylight saving time—whether we like it or not. In decades ... your sleep. But have you ever stopped to wonder: Why does the time change at 2 ...

so you know when to change your clock and not miss an important engagement. You'll also learn about the history of daylight saving time, why we have it now and some myths and interesting facts ...

In most years, the first day of spring lands on March 20. However, in 2020 the spring equinox arrived on March 19. In 2021, ...

Thursday is the first day of astronomical spring. Here's what Texas can expect after an unusually cold and snowy winter.

That’s “why people have a lot of excitement in the week building up because they ... In fact, it takes Ramadan 33 years to circle the entire Gregorian calendar and all four seasons. While latitude ...

Spring 2025 technically begins at 5:01 a.m. Eastern time that day as the sun moves directly over the Earth’s equator — the ...

Why does that happen that way ... entire Gregorian calendar and all four seasons. While latitude (the distance north or south of the equator) does not directly affect when Ramadan starts, it ...

At the time of the equinoxes, the sun appears to move from one hemisphere to the other. The vernal equinox in March is when ...

It's a big interesting world out there.On But Why, we tackle topics large and small, about nature, words, even the end of the world.Have a question? Send it to us! Adults, use your smartphone's ...

Why that date? Because that's the ... end up with 149+-year-old senior citizens. That's not the whole story, though. Thousands of programmers have worked on the Social Security system over the ...