Animals, from worms and sponges to jellyfish and whales, contain anywhere from a few thousand to tens of trillions of nearly genetically identical cells. Depending on the organism, these cells arrange ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The U.S. government is allowing the sale of ...

The ability of plants to convert sunlight into food is an enviable superpower. Now, researchers have shown they can get animal cells to do the same thing. Photosynthesis in plants and algae is ...