Not everyone is sensitive to such plants, but for those who are, exposure to " ivy, poison oak, or bittersweet in the garden ...

A hazardous, invasive plant that can cause severe burns is spreading rapidly across North America, threatening native ecosystems and human safety. Wild parsnip (and its cousin, cow parsnip) form dense ...

You know enough to sidestep a melted Popsicle on the sidewalk. Your devotion to sunscreen borders on religious: Yes, you reapply. Dehydration? You fight it with an always-full water bottle. You’ve ...