Over the past 20 years, the Nigerian-born Nkanga, 50, has explored the idea of rock, and by extension the land that sheds it, ...

Dr Daisy Parihar In recent years, the increasing occurrence of land sinking-or subsidence-in seismic regions has raised alarm ...

In a nutshell A massive hot rock plume from Earth’s mantle helped create a land bridge between Africa and Asia 20 million ...