A rain forest sings with the sounds of insects, birds, maybe a howler monkey or two. But scientists are discovering that some forest dwellers also communicate in ways humans usually can't hear — via ...

Synesthesia is a rare condition where experiencing one sense (like sound) triggers an involuntary experience of another sense (like vision). If you’ve never experienced this phenomenon yourself, this ...

Matt Mikkelsen carries “Fritz,” his microphone system, to the path in the Hoh Rain Forest that leads to One Square Inch of Silence in Washington’s Olympic ...

Nyamasheke, Rwanda — Claver Ntoyinkima wakes up early in the morning, at least three times a week, and goes into the Nyungwe rainforest to record bird vocalizations. Ntoyinkima is one of several ...