Oil spills can cause heart attacks in dolphins, turtles

Scientists have in a study drawn attention to the previously under-appreciated risks to marine animals from crude oil exposure, and said oil spills can cause cardiac arrest and sudden death of dolphins, turtles and tunas.

11 whales found dead in Florida Keys

Eleven whales presumed to be from the pod that was stranded last week in southwest Florida were found dead over the weekend in the lower Florida Keys, officials said.

Fate of 40 stranded Florida whales unclear

After a three-day rescue effort, the fate of 40 whales hung in the balance, with officials saying they had lost track of two dozen of them in southern Florida.

Two large, complex sunspots spotted on Sun`s face

Two large, complex sunspots have been spotted by astrophysicists moving across the face of the sun.

Signs of new climate `normal` apparent in hot 2012: Report

Last year was one of the 10 hottest on record, with sea levels at record highs, Arctic ice at historic lows and extreme weather in various corners of the globe signaling a "new normal."

Will El Nino hit monsoon in second half of 2012?

El Nino and ENSO Neutral conditions have equal likelihood to hit during July, August and September thus raising hope for the agriculture sector.

200-year-old shipwreck found in Gulf of Mexico

Researchers, working from the NOAA ship Okeanos Explorer, first found remnants of the wooden-hulled vessel that is believed to be about 200 years old.

Northwest Atlantic ecosystem changing

A new report by researchers at the National Oceanic and Atmospheric Administration (NOAA) has determined that human impacts and environmental factors are changing the northwest Atlantic ecosystem.