Discover the secrets of nature's wonders

An estimated 2.4 million birds streamed across North Carolina skies in a single night this week, a breathtaking river of wings riding the autumn darkness southward. Migration season is in full swing, and there are simple ways you can help these travelers survive the journey.

Meanwhile, out on the waters of the San Juan Islands, a once-abandoned shelter dog named Eba is proving that the bond between species can serve science in spectacular fashion, sniffing out orca whale scat so researchers can monitor the health of endangered pods. Nature never stops finding ways to marvel us.