For much of the planet, the 2025 fall equinox occurs this Monday when day and night are supposed to be of “equal lengths,” ...

On the day of the 2025 autumnal equinox, the sun rises almost exactly due east and sets to the west. The months that follow ...

Happy September equinox! Or, as we say north of the equator, happy autumnal equinox! On Saturday, September 23, at 6:50 A.M. UTC (2:50 A.M. EDT or 11:50 P.M. Friday PDT), the sun will be directly over ...

Is the fall equinox actually the day that day and night are precisely equal? It’s a question that recurs each September, and ...

The Earth became darker from 2001 to 2024, meaning it reflects less sunlight, a research team reports in the journal ...

Today is the autumnal equinox and we’re remembering the special date in the calendar and how we celebrated the season.

The actual day of equal day and night, aka Equilux, for Canada happens on September 25 for communities throughout the ...

The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere and the spring in the ...

The summer solstice takes place in mid-June each year in the Northern Hemisphere nicola margaret/Getty Goodbye darkness and hello sunshine! The summer solstice marks the official start of longer, ...

With the first day of spring taking place on Thursday, March 20, 2025, many of us know it means warmer weather is coming, but realistically, that's about it. Sure, we might know that it's called the ...

Volcanoes that blast gases high into the atmosphere not only change global temperatures but also influence flooding in unusual ways, Princeton researchers have found. In an August 26 article in the ...

The Earth became darker from 2001 to 2024, meaning it reflects less sunlight, a research team reported in the journal ...