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Pluto ‘spray-painting’ poles of its big moon Charon

CAPE CANAVERAL, Fla. — A new study finds that Pluto is “spray-painting” the red poles of its big moon Charon.

The paint is actually Pluto’s continually escaping atmosphere. Methane and other gases from Pluto end up coating Charon’s frozen poles, which are so cold and where winters are so long that this buildup remains for decades.

Settlement forces US to decide whether 9 species endangered

BILLINGS, Mont. — The U.S. government agreed Tuesday to decide over the next several years if federal protections are needed to help a small, fanged predator of the Northern Rockies, massive alligator snapping turtles in the South and seven other troubled species that in some cases have awaited action for years.

Underwater expedition off California reveals sunken warship

SAN FRANCISCO — An underwater expedition along the California coast has revealed for the first time a sunken World War II-era aircraft carrier once used in atomic tests in the Pacific.

The expedition led by famed oceanographer Robert Ballard captured on Tuesday the wreckage of the USS Independence, located half a mile under the sea in the Greater Farallones National Marine Sanctuary.