Dan Joling of Anchorage was set to photograph the full moon rising over the Port of Anchorage on Jan. 6. His research told him the moon would pop over the horizon at a certain number of degrees from ...
How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...
"Winds aloft are true" means the direction is referenced to "true north" (the Earth's geographic axis) rather than "magnetic north." True north is the geographic axis around which the Earth rotates, ...
Lewis and Clark, meet Robert Criss. Virtual explorer Robert Criss, Ph.D., professor of earth and planetary sciences at Washington University in St. Louis, has teamed up with Lewis and Clark to provide ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. If you are using ...
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