WASHINGTON, April 22 (Xinhua) -- U.S. Secretary of State Marco Rubio on Tuesday announced a comprehensive plan to reorganize the U.S. State Department, aiming to deliver on U.S. President Donald Trump ...

WASHINGTON, April 22 (Xinhua) -- U.S. Secretary of State Marco Rubio on Tuesday announced a comprehensive plan to reorganize the U.S. State Department, aiming to deliver on U.S. President Donald Trump ...

According to the study published in the Journal of Soils and Sediments, analysis of charcoal, soil, and climate data revealed that orbital shifts in solar radiation around 8,200 years ago triggered ...