The Outside Story shows how wildlife learns when spring has arrived due to the days lengthening with the season.

Add Yahoo as a preferred source to see more of our stories on Google. Warmer weather is straight ahead as each day grows minutes longer. While Old Man Winter certainly has more tricks up his sleeves ...

Spring comes in spits and sputters. A beautiful sun-basted day is followed by howling northwest wind, followed by snow/rain, followed by south wind, leading to a beautiful sun-basted day. Winter is ...

Despite lingering winter weather, lengthening days are triggering early signs of spring in nature. Phenology is the science of how natural cycles, like animal breeding and plant growth, respond to ...

As cold winter temperatures seem to drag on, we all gaze out the window looking for signs of spring. It may be buds swelling on trees, a tiny bloom pushing up through the snow, or a spot of color in ...

The first day of spring is almost here and it's going to feel almost summer-like in Iowa. Here's what to know about the vernal equinox.

March and april always overlap in my head. Around here, there’s still plenty of rain, but it feels a little more manageable ...