Science News Roundup: 'Thar she blows!' Scientists use drones to monitor whale health

Following is a summary of current science news briefs.

'Thar she blows!' Scientists use drones to monitor whale health

"Thar she blows!" The old cry of sailors sighting a whale's waterspout is taking on new meaning as scientists turn to drones, or unmanned aerial vehicles, to gather samples of the fluids exhaled by the huge mammals and track their health.

(With inputs from agencies.)