As much as we have explored and modeled our planet, there are a number of mysteries that surround the Earth's inner core.

The Indian Ocean "gravity hole" is a region where Earth's mass is reduced, leading to weak gravitational pull, ...

Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once ...

By Austyn Gaffney The Quest to Build a Star on Earth As Americans have flocked south ... whether they live in laboratories, zoos, fields or forests. Now that New York City and surrounding counties ...