May 5—April is such an amazing month of change and we have seen it again this year. Early, we had temperatures of less than 10 degrees and a week later, we climbed to 70 degrees. In this warmth, ...

Ziigwan, spring. Gathering maple sap and making syrup is the first harvest in the north country. That’s the time when the forest awakens. The maple hardwoods are a cornerstone of this ecosystem. When ...

The spring continues to unfold ahead of schedule. This was seen in March when sap flowed at the beginning, crocuses bloomed by the middle, and the large number and variety of waterfowl were here by ...

During a recent lecture on evolution, I had to explain the differences between three different processes known as geographic, temporal and behavioral isolation. Geographic isolation is the easiest of ...

Every other Friday, the Outside/In team here at NHPR answers listener questions about the natural world. Today's question comes from Andy, calling from Dover, New Hampshire. Alejandro Vélez: That is a ...

I enjoy cracking my bedroom window at night to let some fresh air in and to cool down the room for sleeping. This means I hear a lot of things going on outside my home. In summer I can hear barred ...

Researchers using an 'acoustic camera' discover how individual songs in an amphibian chorus influence mating in wood frogs. Researchers using advanced recording technology have identified how ...