Send Story by Email

Article Image
Science

• arclein

So instead, scientists use echoes generated by earthquakes to study the core, by analysing how they change as they travel through the different layers of our planet. Prof Xiaodong Song, from the University of Illinois at Urbana-Champaign said: "The

Enter one or more email addresses below. Separate multiple addresses with a semicolon (;) or a new line. Maximum 10 email addresses at one time.