Alaska researchers study sea otters with unmanned aircraft

Watching marine life to gather data about behavior and abundance can be tedious and time-consuming for researchers, but recent studies indicate unmanned aircraft may offer a way around such obstacles.

A look at how California spill compares with 1969 disaster

An oil slick stretched across 9 miles of coastal waters Thursday after a pipeline rupture spilled thousands of gallons of sticky, stinking crude just north of Santa Barbara. Crews are working around the clock to rake, skim ...

page 31 from 40