What is the zeroth law of thermodynamics?

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.

What is a law in science?

There's a Hidden Mathematical 'Law' in The Sand Megaripples Found All Over Earth