The Hadean protocrust is the name for the earth’s crust — its outermost layer — when it first formed. The ‘Hadean’ prefix refers to the planet’s first geologic aeon. At this time ...

1 Key Laboratory of Marine Mineral Resources, Ministry of Natural Resources, Guangzhou Marine Geological Survey, Guangzhou, China 2 East China Environmental Geotechnical Engineering Branch of China ...

Despite TV screen sizes getting ever bigger in recent years, with some exceeding 100 inches, 32-inch is still the preferred option for many people shopping for a new set for their living room, or an ...