This week in science: the choice between tea or coffee could have greater consequences than you think; interstellar comet ...

According to reviews, your new friends can stay fresh and squishable up to three days out of water and can retain their shape ...

U.S. Rep. Adelita Grijalva says “the release of files containing email exchanges and a photo” showing University of Arizona ...

Nancy Shute talks about life’s complexities, from its evolution on Earth as a single cell to complex human behavior.