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The Associated Press
AP Top Science News At 3:10 a.m. EDT

Next-generation GMOs: Pink pineapples and purple tomatoes
AP Photo
WASHINGTON (AP) -- Cancer-fighting pink pineapples, heart-healthy purple tomatoes and less fatty vegetable oils may someday be on grocery shelves alongside more traditional products....

US climate treaty pledge relies on uncertain Obama actions
AP Photo
WASHINGTON (AP) -- The United States put forth its contribution Tuesday to a global climate treaty, relying entirely on a set of emission cuts ordered by President Barack Obama that may not survive beyond the end of his presidency....

Tiny songbird tracked across 1,700 miles of open ocean
MONTPELIER, Vt. (AP) -- A tiny songbird that summers in the forests of northern North America has been tracked on a 1,700-mile, over-the-ocean journey from the northeastern United States and eastern Canada to the Caribbean as part of their winter migration to South America, according to a new study....





Twin fools NASA at brother's launch on 1-year flight
CAPE CANAVERAL, Fla. (AP) -- Astronaut Scott Kelly's identical twin pulled a fast one on NASA right before his brother blasted off on a one-year space station mission....

Solar-powered plane lands in China on round-the-world flight
BEIJING (AP) -- A groundbreaking solar-powered plane successfully flew from Myanmar to central China early Tuesday as part of an historic round-the-world journey promoting renewable energy use....

Ferry operator Stena Line tests running ship on methanol
HELSINKI (AP) -- Swedish ferry operator Stena Line says it has converted one of its ships to enable it to run on methanol, testing the potential of the environmentally friendly fuel for the shipping industry....

Study finds equality between sexes at moment of conception
NEW YORK (AP) -- Every year, slightly more boy babies than girl babies are born worldwide. But back when sperm meets egg, the two sexes are conceived in equal numbers, a new study suggests....

Eiffel Tower goes dark in symbolic move for Earth Hour
PARIS (AP) -- The Eiffel Tower went dark briefly to mark Earth Hour, the campaign to raise awareness about climate change....

Oregon's pink chicken mystery solved; owner explains
PORTLAND, Ore. (AP) -- The mystery of Portland's pink chickens is solved....

Astronauts board space station for 1-year mission
BAIKONUR, Kazakhstan (AP) -- Two Russians and an American floated into the International Space Station on Saturday, beginning what is to be a year away from Earth for two of them....