Soap nuts are so versatile, but completely gentle on our clothes, hair and skin and such a great, natural household cleaner and insecticide. Their shelf life is—a ‘long time’ if stored…
Sunflower sea stars play a key role in ocean ecosystems on the West Coast - and they are disappearing in record numbers. Science correspondent Nell Greenfieldboyce tells us about the plight of the Sunflower sea star and one biologist's unique fight to save them.