Revolutionary Carbon-Based Magnetic Material Finally Synthesized After 70 Years

458 cops died in the line of duty in the U.S. last year, making it the deadliest year in 90+ years. Covid-19 was the leading cause of death for cops in the United States, according to a report released on Tuesday by the National Law Enforcement Officers Memorial Fund, for the 2nd year in a row.

Water on Mars may have flowed for a billion years longer than thought

NASA’s Mars Reconnaissance Orbiter: Water Flowed on Mars a Billion Years Longer Than Thought