Baker said a slowdown of ocean circulation, caused by global warming, could mean less heat brought by the oceans to Earth's high latitudes. And that means, in a warming world, Europe could get cold.
Two horns coming out the back of the skull, a stub nose in the front, and three sets of fangs. This ancient fanged boar-croc is a relative of the modern crocodile and lived in the African Sahara 90 million years ago.
You can find several versions on YouTube of this extraordinarily beautiful phenomenon of dolphins, plus a short segment of an awesome underwater bubble ring.
Paleobotanist Sir Peter Crane talks about the connections between fossilized and living plants, and about how human activity can impact how a flower adapts.
Earth scientist Bruce Marsh talks about the first contact discovery of molten magma inside Earth. The dynamic movement of magma has helped shape the world on which we stand.