Earth’s inner core is older than previously determined, find researchers

Researchers revise age of Earth’s solid inner core from 565 mln years to 1-1.3 bln years   

‘Missing element’ in earth's core identified; scientists say it is silicon

The third element at the Earth's core has baffled scientists until now

There’s a splitting dent in Earth's magnetic field; here’s why NASA will track it

The weakening field poses concern for low-Earth orbit satellites: Highly charged particles may cause a glitch in the satellite or permanently …