Three mathematical models for the joint action of two drugs are considered, each model being a special case of a more general model for the joint action of drugs showing complete positive correlation ...

Connections is one of the best puzzle games from the New York Times. The game tasks you with categorizing a pool of 16 words into four secret (for now) groups by figuring out how the words relate to ...

Tariffs ruling: In a setback to President Trump’s global trade war, a federal appeals court on Friday found that many of his tariffs were issued illegally, upholding an earlier decision from a federal ...