Democrats and Republicans have made competing claims on whether the latest version of the GOP health care bill maintains protections for people with preexisting medical conditions. President Donald Trump has said, “Preexisting

Rex Tillerson likes his privacy. Career diplomats working in the same building with him were given special instructions: Do not try to make eye contact with him, and do not speak to him directly. 

As CO2 levels rise, controversial techniques including carbon capture and storage, enhanced weathering and reforestation may be solutions

Henry from Minute Physics takes a stab at explaining the concept of time in physics with simple graphics in his sketch on Youtube.