While many rocks don’t burn, some of them do. It depends on what the rocks are made of – and that’s related to how they were ...

ISLA: Look at the shape of this rock, Connor! CONNOR: Good find! That’s a ripple mark left by water that used to sit on top of this before it was rock. This used to be sand and other sediment - that's ...

If you like the deepest and oldest mysteries, find a metamorphic rock. These rocks form deep within the Earth under extreme conditions. Take any rock, subject it to great heat, pressure, or chemical ...