Durham city: Minute male capsules on the prothallus burst open, releasing sperm with whiplash tails that swim frantically towards the egg cells Since humans first began to pile stone upon stone to ...

Now that spring is here, bracken fern (Pteridium aquilinum) has been popping up everywhere. Over the winter, the plant turned brown and all but disappeared, but now it’s re-emerging from an extensive ...

Ferns are found in many of our forests — especially those that have moist conditions. There are nearly 12,000 species of ferns found throughout the world, with the exception of polar regions. Ferns ...