Add Yahoo as a preferred source to see more of our stories on Google. By spring, the leaves on trees grow and assume the color green, and by autumn, they change to sometimes brilliantly warm colors ...

The physical signs of fall begin when the leaves change color and start to fall from the trees. This transformation is triggered by shorter daylight hours and cooler temperatures. The process of ...

Once again, the summer season comes to an end, and crisp autumn days are upon us. Temperatures drop, the days get shorter and vibrant colors quickly spread across the mountains and valleys as trees ...

The forests of Indiana are a glory this time of year. Lumbering catalpa trees growing above Indianapolis homes are starting to fade into gold and the forests of Brown County have fallen into a vibrant ...

Scientists have long questioned whether the vibrant colors of fall foliage serve an evolutionary purpose. One theory suggests red pigments protect leaves from sun damage, allowing trees to absorb more ...

Autumn officially began last Sunday, although the true harbinger of autumn — those ubiquitous pumpkin-flavored drinks and treats — began appearing at my morning coffee stop nearly a month ago! Autumn ...

As the long, warm days of summer transition to a darker, cooler winter, leaves across much of the country put on a dazzling display of colors. And as it turns out, the oranges, reds, browns and ...

October is considered the peak month for “leaf peeping” when countless people travel throughout Connecticut to witness the array of red, orange and yellow leaves that dominate the skyline. What makes ...

Every fall season, nature lovers look forward to scenic fall foliage. But do we know the science behind why leaves do this once the temperatures start dropping? Here's how nature creates art during ...