The seeds are harvested from the plant’s large flower heads, which can measure more than 12 inches (30.5 cm) in diameter. A single sunflower head may contain up to 2,000 seeds. There are two ...
A few miles outside Pullman, Washington, a remnant of the Palouse Prairie lies on a small hill, surrounded by undulating wheat fields and studded with cracked and weathered headstones from the late ...
By Amelia Nierenberg The Svalbard Global Seed Vault, in the far reaches of northern Norway, is meant to be humanity’s last resort. Imagine it as the world’s doomsday garden shed: a secure ...