"This 'agile roly-poly' is our new member," said Huang Sufeng, the deputy commander of a special patrol police brigade, ...

"This 'agile roly-poly' is our new member," said Huang Sufeng, the deputy commander of a special patrol police brigade, describing the 160-kilogram globe with a diameter of 0.8 meters ... The internal ...

Seismic waves from earthquakes have revealed that the inner core's rotation may have slowed, paused, or even reversed ...