US, German astronauts finish spacewalk to maintain ISS
An American and a German astronaut spent just over six hours on a spacewalk outside the International Space Station for equipment repairs and maintenance.
Trio win Nobel medicine prize for brain's 'GPS'
British-American researcher John O'Keefe won the Nobel Medicine Prize with May-Britt and Edvard Moser, for discovering an "inner GPS" that helps the brain navigate.
Scientists stretch haul of height-related genes
Scientists said they had pinpointed nearly 700 genetic variations that determine human height, more than tripling the haul in researc.
Scientists sound alarm over long wait for Nobel prize
Awarding Nobels decades after the original scientific discovery could lead to the coveted prize becoming irrelevant.
Woman has baby after womb transplant in world first: Lancet
A 36-year-old Swede has become the world's first woman to give birth after receiving a womb transplant.
US-India to collaborate on Mars exploration
The United States and India agreed to cooperate on future exploration of the Red Planet.
New Kazakh robot to help the visually impaired
Kazakhstan laboratory has built a prototype of a robot with a system of speech recognition and synthesis.
Roche breast cancer drug 'helps patients live longer': study
A drug developed by Swiss giant Roche to treat an aggressive form of breast cancer has been shown to extend patients' lives by almost 16 months.
India's spacecraft beams back first Mars photos
India's spacecraft has beamed back its first photos of Mars, showing its crater-marked surface.
Indian spacecraft on course to enter Mars orbit
India is on course to become the first nation to reach Mars on its first attempt.
SpaceX cargo capsule nears International Space Station
SpaceX's unmanned Dragon spacecraft was nearing the International Space Station with a cargo of supplies.
Physicists achieve longer distance quantum teleportation
Physicists in Switzerland said they had succeeded in teleporting the quantum state of a photon to a crystal.
Weather forces delay to SpaceX cargo mission
Thick clouds and rain over the Florida coast early forced the California-based SpaceX to postpone the launch of its Dragon cargo carrier.
Chimps are natural-born killers, say scientists
Chimpanzees can be lethally violent to each other but this stems from an inherent streak and not, as some have suggested, from human interference.
American waistlines get bigger and bigger: study
The average American's waistline has expanded over the past decade, adding about one inch (2.5 centimeters) of belly fat.
NASA to make announcement on US human spaceflights
The company -- or companies -- that will build America's next space taxi to carry astronauts to low Earth orbit and back is to be revealed.
NASA asteroid defense program falls short: audit
The US space agency's program to detect and protect the Earth from incoming asteroids is poorly managed and far behind schedule.
Scientists unveil magnetic cure for bad blood
Scientists said they had invented a device that uses a magnet to extract bacteria, fungi and toxins from blood.
SpaceX's next cargo launch set for Sept 20
SpaceX's next unmanned cargo trip to restock supplies at the International Space Station is scheduled for September 20, the US space agency said.
NASA's Mars Curiosity rover reaches 'far frontier'
NASA's $2.5 billion Curiosity rover has reached the base of the Martian mountain it aims to explore and should start drilling rocks there soon.