They did not arrive overnight. Their colonies have been growing since spring—and by late summer, thousands of hungry workers ...

The calendar says fall begins on one date. Meteorologists say another. But trees, birds, butterflies, and frost may tell an ...

When will the first snowfall happen where you live? See our U.S. first snow map and typical first snowfall timing from September through winter.

Why are September mornings suddenly chilly while afternoons stay warm? Longer nights, radiational cooling, and lingering ...

The Atlantic hurricane season reaches its climatological peak around September 10. Here’s why storms are historically most ...

Can you really balance an egg only on the fall equinox? Discover the surprising truth behind the famous equinox egg-balancing ...

September stars can suddenly appear brighter and sharper. Here’s how darker evenings, lower humidity, clearer air, Moon ...

Don’t wait for frost to bring houseplants indoors. Learn which plants should come inside at 50°F, which tolerate chilly ...

When tomato season comes to an end, most gardeners instinctively grab the plants by the stem and pull them straight out of ...

What are some traditional September weather sayings? Old favorites include “September blow soft, till the fruit’s in the loft ...

An old knee begins to ache. A wrist you broke years ago suddenly starts throbbing. Then, hours later, the rain arrives. Is “feeling the weather in your bones” just an old saying—or can the human body ...