Add Yahoo as a preferred source to see more of our stories on Google. Sign up for Today in Science, a free daily newsletter from Scientific American and join a community of science-loving readers.

There’s a new science fiction film in theaters that is largely based on science fact. "Project Hail Mary," from directing duo Phil Lord and Christopher Miller, is adapted from the novel of the same ...

Scientific guidance isn’t carved in stone—it shifts as new evidence reshapes old assumptions. The recent reversal of long-standing hormone therapy warnings highlights how politics, public trust, and ...

Astronomers have discovered seeds of rocky planets forming in the gas around the baby sunlike star providing *** peek into the start of our own solar system. The the thing that we've discovered is ...