Twice a year, I hike a favorite trail in Oregon’s Cascade Range. I have done this for over 20 years, timing my hikes for early spring and fall. The first ...

But the reliability of nature is something that every living thing depends on and responds to in timeframes both long — evolutionary adaptations — and short — ecological strategies. This reliability ...

Indonesian mace varieties retain a reddish or golden brown tinge, while in Grenada, where the blade is cured in darkness, it ...