Melissa could be one of the most intense, devastating hurricanes on record in Jamaica, with widespread flooding, landslides and destructive winds. Flooding rain is also a grave concern in Hispaniola. Here's the latest forecast.

The maps you need to track Hurricane Melissa are all here.

Does it seem like we've mentioned rapid intensification often lately? Here's the perspective.

Four people are reported dead from landslides and falling trees in Haiti and the Dominican Republic.

Summer rains have initiated an almost unbelievable migration of tens of millions of red crabs on Australia’s Christmas Island. Watch this video to learn why they make the annual trek over, under and through almost everything, and see how their two-legged neighbors try to make it easier for them.