ScienceSurprising cosmic light between galaxies suggests some stars are homeless A CalTech research project provides new evidence that there are stars between the galaxies in the universe. These orphaned stars may account for up to half the light in the universe.by Rebecca Kaplan
ScienceAncient mammal chilled with the dinosaurs: Newly discovered fossil in Madagascar reveals storyby Jim Algar
ScienceWhat's it like working on Mars? Curiosity rover finds mineral and scientist speaks outby Jim Algar
ScienceEaten alive by an anaconda...for TV? Is Paul Rosolie brave or crazy, and will it harm the snake?by Jim Algar
ScienceEvolution of genitals was crucial for vertebrates to transition from sea to land: Studyby Rhodi Lee
ScienceDiscovery of strange fossil skull in Madagascar may help solve mystery of mammalian evolutionby Rhodi Lee
ScienceGreat balls of fire seen in US and Japan. Superman? Aliens? Or just meteors? [Videos]by Sumit Passary
Science'Rapture cloud' spotted in Australia not a UFO or wormhole: It's a fallstreak holeby Rhodi Lee
ScienceNext century will bring more pollen allergies than ever, thanks to climate changeby James Maynard