Science news about the environment, genetics, animals, technology, archaeology and space.
Updated: 13 min 2 sec ago
At conception, the two sexes are produced at equal rates, study says.
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.
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.
PARIS (AP) — The Eiffel Tower has gone dark briefly, with lights going out to mark Earth Hour, the campaign to raise awareness about climate change.
BAIKONUR, Kazakhstan (AP) — An American astronaut and two Russian cosmonauts are to blast off early Saturday to begin a year away from Earth.
ANCHORAGE, Alaska (AP) — The Alaska Department of Fish and Game says 100 wood bison have been safely delivered to a rural Alaska village for reintroduction into the wild.
BAIKONUR, Kazakhstan (AP) — The Russian astronaut heading off for a year in space says he'll miss the natural landscapes on Earth. His American counterpart jokes he won't miss his twin brother.
BOSTON (AP) — From picturesque coastal estuaries of Cape Cod to the soaring White Mountains, much of New England's rich native flora is fighting for survival against increasing odds, according to what conservationists call the most comprehensive accounting ever made of the region's plant life.
LITTLE ROCK, Ark. (AP) — The National Weather Service says a severe weather system in Arkansas likely produced the nation's first tornado for the month of March.
WASHINGTON (AP) — Officials say a minor glitch will delay the re-start of Europe's multi-billion dollar Large Hadron Collider either a couple of days or more than a month.
LONDON (AP) — Researchers have found fossil remains of a previously unknown species of crocodile-like "super salamander" that roamed the Earth more than 200 million years ago.
MOSCOW (AP) — Russia officials say they will resume space tourism in 2018 after years of sending into space only professional cosmonauts and astronauts.
CAPE CANAVERAL, Fla. (AP) — The American astronaut and Russian cosmonaut about to embark on a one-year flight are similar in many ways: born in the 1960s, fathers of daughters, military backgrounds.
MILOVICE, Czech Republic (AP) — Twenty-five years ago it was a military zone where occupying Soviet troops held exercises. Today it's a sanctuary inhabited by wild animals that scientists hope will improve biodiversity among local plants as well as save endangered species.
HONOLULU (AP) — Hawaii's green sea turtles should continue to be classified as threatened because its population is small and nearly all of them nest at the same low-lying atoll, federal wildlife agencies said Friday.
ALGONAC, Mich. (AP) — The U.S. Coast Guard is welcoming spring by breaking up ice that remains on some Great Lakes shipping channels.
TRAVERSE CITY, Mich. (AP) — A woman who was among 13 selected for training as possible astronauts in the early 1960s has died at her northern Michigan home. She was 89.
ANCHORAGE, Alaska (AP) — Alaska wildlife officials are preparing to release North America's largest land mammal into its native U.S. habitat for the first time in more than a century.
BOISE, Idaho (AP) — Potatoes that won't bruise and apples that won't brown are a step closer to grocery store aisles.
TORSHAVN, Faeroe Islands (AP) — Thousands of sky-gazers on the Faeroe Islands are hoping for the clouds to part so that they can get a clear view of a total solar eclipse.