Latest articles by Bill Christensen
Sushi is now on the menu for the International Space Station, thanks to a Japanese astronaut.
The energy inherent in gravitational corridors would make ideal space lanes for interstellar travel.
The Mars Spirit robot may be stuck in sand, but is still sending back amazing images.
An inflatable space tower tall enough launch spacecraft has been proposed by Brendan Quine, Raj Seth and George Zhu at York University in Toronto, Canada, according to a New Scientist report.
Handheld ultrasound probe is used in conjunction with a Windows-based mobile phone.
Global Aerospace has been given NASA funding to study the use of ballutes in planetary atmospheric entry and descent.
Science fiction writers weigh in on how to solve space debris problems.
Multi-robot planetary exploration would be a complex affair, with humans working with a diverse team of mobile robots operating in a variety of control modes.
Lunar bulldozer robots may perform site preparation for moon bases.
NASA's Axel rover is a whirling robot to tackle the most challenging terrain on the Moon and beyond.
Jaluro is a two-wheeled moon rover entry in the $30 million Google Lunar X Prize contest.
Radiation force shields may leap from science fiction to fact via magnetic fields.
Navigating by x-rays from pulsars could be the GPS of the solar system.
Space tourist and former NFL player create sports for space.
Scientists hope to deploy a solar sail called NanoSail-D this summer.
Seeds sent into space have produced startling results.
Spacecraft flying in formation could use magnets to align themselves.
Could all languages have a universal structure?
MAHEM is a new DARPA project, but familiar to science fiction fans.
Five meteorites have fallen on Radivoje Lajic's house in six months.
This ATHLETE could play an essential role in new lunar bases.
