Astronomer/ Professor Dr. Kate Dellenbusch explains different ways to safely view a solar eclipse, the science behind why these methods work, and how to create a pinhole viewer.
Click the image to watch the video on PBS LearningMedia.
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.
In the middle of Rio de Janeiro sits the world’s largest urban rainforest: Tijuca National park. To combat a century of deforestation and hunting, a team of researchers are repairing the forest’s forgotten web of life, one species at a time.