May 24 - By Frank Jordans, Associated Press
An experimental solar-powered airplane took off from Switzerland on its first transcontinental flight Thursday, aiming to reach North Africa next week.

May 23 - By msnbc.com
May 23 - By Seth Borenstein, AP Science Writer
A privately built space capsule that's zipping its way to the International Space Station has also launched something else: A new for-profit space race.
May 22 - By Associated Press
The mass die-off of nearly 900 dolphins and porpoises along Peru's coast remains unsolved, Peru's government marine research agency says.
May 22 - By Associated Press
Peru's Sea Institute says in its final report on the mass die-off earlier this year of nearly 900 dolphins and porpoises that the cause remains unknown.
May 22 - By Maria Cheng, Associated Press
European researchers are planning to use new techniques to analyze DNA that could help crack the mystery of whether Bigfoot exists.
May 22 - By Jeri Clausing, Associated Press
A decades-old jet fuel spill threatening Albuquerque's water supply could be as large as 24 million gallons, or twice the size of the oil spill from the Exxon Valdez, New Mexico environment officials acknowledged Tuesday.
May 22 - By Seth Borenstein, AP Science Writer
James Doohan, Scotty from "Star Trek," spent his acting career whizzing through the cosmos. Gordon Cooper was one of America's famous Mercury seven astronauts. And Bob Shrake spent his work life anonymously helping send NASA's high-tech spacecraft to other planets.
May 22 - By Seth Borenstein, AP Science Writer
The first private spaceship is headed to the International Space Station. Some questions and answers about the cargo mission by Space Exploration Technologies, known as SpaceX:
May 22 - By Associated Press
A powerful health advisory agency says Britain should extend free fertility treatments to women up to age 42 as well as same-sex couples, recommendations likely to be followed by many of the U.K.'s medical centers.
May 22 - By Ramit Plushnick-Masti, Associated Press
Pups in her womb, a large eye visible behind the rib cage, one baby stuck in the birth canal: all fossilized evidence that this ancient marine beast, the Ichthyosaur, died in childbirth.
May 21 - By Associated Press
Sea Launch AG says its oceangoing rocket pad and command ship have departed their Long Beach, Calif., home port for the equator to launch a communications satellite for Intelsat.
May 20 - By The Associated Press, HOPD
Millions of early risers in Asia turned their attention skyward to view a rare "ring of fire" eclipse as it crossed their skies Monday morning.
May 20 - By Jennifer Peltz, Associated Press
A dinosaur dispute is brewing between the Mongolian government and an American auction house, which sold a fossil of a fearsome T. Rex relative despite a court order not to.

May 20 - By msnbc.com
May 20 - By Susan Montoya Bryan, Associated Press
From a park near Albuquerque, to the top of Japan's Mount Fuji, to the California coast the effect was dramatic: The moon nearly blotting out the sun creating a blazing "ring of fire" eclipse.