Carrageenan is a food additive added to plant-based milks and other foods. Learn about its safety, side effects, and controversy.

Artificial intelligence is a branch of computer science that deals with computer systems programmed to learn and perform tasks that normally require human intelligence.

On Wednesday, Trump said the US may have to "unwind" existing trade deals, including with the European Union, Japan, and South Korea, if the Supreme Court doesn't uphold the tariffs.

Psychology news. Read today's psychology research on relationships, happiness, memory, behavioral problems, dreams and more. Also, psychology studies comparing humans to apes.