In October 1991, an extraordinary combination of weather systems created one of the most infamous storms in Atlantic history.

From the Harvest Moon and autumn meteor showers to holiday traditions and flowers made of ice, fall has plenty of surprises in store. Explore our fall 2026 guide for dates to circle, sights to watch ...

Dragonfly migration peaks in September across much of North America. Learn why dragonflies migrate, where they go, how far ...

Should I leave fallen leaves on my lawn? Learn when leaves help your grass and soil, when they can smother turf, and what to ...

See how many hours of daylight your state loses between the fall equinox and winter solstice, plus why northern states get darker faster.

If you notice an extraordinarily bright “star” glowing low in the western sky after sunset, take another look. It isn’t a star at all. It’s Venus — and right now is one of the best times of the year ...

Every fall, millions of trees seem to change almost overnight. Green hillsides turn yellow. Maples blaze red and orange. Oaks deepen into bronze and ...

You may not call yourself superstitious—but do you knock on wood, cross your fingers or avoid walking under ladders? Here’s ...

Forsythia Those brilliant yellow flowers that announce the arrival of spring are another classic example of blooms produced ...

It’s official—fall begins today, September 22, 2026! The autumnal equinox arrives tonight at 8:05 p.m. EDT, marking the ...

Have you noticed it yet? Step outside on a September morning and the air somehow smells different. Cooler. Earthier. Woodier.

On September 16, 1893, more than 100,000 people gathered along the border of a huge stretch of prairie in what is now northern Oklahoma. They came on horseback. They came in wagons. Some arrived on ...