Most living species attack – for food, for survival – but they usually do so out of instinct. There’s one tree in the world that doesn’t seem to play by the usual rules: Pisonia grandis.
Scientists at Oxford University said that “time markers” in trees that grew during intense radiation bursts could help date events across the ancient world.
This high-tech birdhouse aims to encourage people to use bicycles and public transportation more often than bring their own car.
Aggressive logging is threatening a new coffee tree species that was discovered in Cusuco National Park, Honduras, just two years ago. Now International Union for the Conservation of Nature is declaring it "critically endangered."