Each day, radio signals from key communications and navigation satellites travel freely through a layer of Earth’s atmosphere known as the ionosphere. Floating 50 to 400 miles (80 to 643 kilometers) ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

NASA's GOLD mission found unexpected X- and C-shaped structures in the plasma of Earth's ionosphere. Researchers have likened our upper atmosphere to "alphabet soup." When you purchase through links ...

Scientists at the Australian National University have made a highly unusual discovery thousands of miles beneath the Earth’s surface: a doughnut-shaped structure within our planet’s liquid core. The ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Sep 12, 2024, 08:51am EDT Sep 12, 2024, 01:19pm EDT Diagram of ...

Is it possible that a vacant stretch of sand near the Great Pyramid has one of Egypt’s most fascinating secrets? New surveys indicate the possibility is yes. Employing ground-penetrating radar (GPR) ...