Trebuchet trials, magic paper, lift your parent? Explore the concept of levers, how they work, and how they’re used. STEM Challenge: build a “Paint Paddle Catapult” to demonstrate the concept and function of this type of lever. Episode 202.
All around the world, seabirds provide a critical link between land and sea. On Hawai’i, ecologists are working to protect two vital shearwater species that helped life first take hold across these islands.
A local team is removing invasive predators, restoring habitats, and battling mosquito-borne diseases to protect honeycreepers from their latest threat: avian malaria.
A local team is removing invasive predators, restoring habitats, and battling mosquito-borne diseases to protect honeycreepers from their latest threat: avian malaria.