Add Yahoo as a preferred source to see more of our stories on Google. Thousands of years ago, our ancestors discovered something that would clean their bodies and clothes. As the story goes, fat from ...

Laura holds a Master's in Experimental Neuroscience and a Bachelor's in Biology from Imperial College London. Her areas of expertise include health, medicine, psychology, and neuroscience. Laura holds ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Paul E. Richardson, Coastal Carolina University (THE CONVERSATION) Advertisement ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. How does soap clean our bodies? – Charlie H., ...