The core of the earth has melted and solidified
Researchers at the University of Leeds, San Diego and the Indian Institute of Technology say the Earth's inner core is melting and freezing and is due to thermal circulation in theDetecting traces of water on Mars
When trapped in a Martian sand, Spirit self-propelled vehicles suddenly discovered evidence that there was water ...Japan: Fukushima I's No. 1 reactor core has melted
Tokyo Electric Power Company (Tepco), the coordinator of the Fukushima I power plant, yesterday admitted for the first time that nuclear fuel has completely melted in one of the