Nell Greenfieldboyce
Nell Greenfieldboyce appears in the following:
SpaceX's Dragon Capsule Returns Safely To Earth
Thursday, May 31, 2012
The unmanned Dragon capsule sent up by SpaceX came down pretty much on target in the Pacific Ocean on Thursday. The landing marks the end of a completely successful mission — and the beginning of a new era of private spaceflight.
SpaceX Docking A Boost For Spaceflight Industry
Friday, May 25, 2012
For the first time, a spacecraft sent up by a private company has successfully reached the international space station. A NASA astronaut on the station used a robotic arm to grab the unmanned Dragon capsule Friday morning.
Space Station's Robot Arm Grabs SpaceX Capsule
Friday, May 25, 2012
If all continues to go well, a private spacecraft sent to orbit by the company SpaceX is expected to dock with the International Space Station on Friday. The mission is historic because it is the first for the commercial spaceflight industry.
SpaceX Ship Passes Close By International Space Station
Thursday, May 24, 2012
So far everything looks good for a possible docking with the station on Friday by the company's Dragon capsule.
SpaceX Launch Signals New Era In Spaceflight
Tuesday, May 22, 2012
A company called SpaceX has put an unmanned capsule into orbit, on the first-ever commercial mission to deliver cargo to the international space station. If successful, the mission will be a key step towards NASA's goal of privatizing space travel to the orbiting outpost.
'Picture Perfect Launch' For Private Rocket Headed To Space Station
Tuesday, May 22, 2012
A robotic cargo ship owned by SpaceX, a private company, is ferrying supplies to the space station. NASA is turning over routine flights to the commercial sector so that it can focus on other missions.
NASA, SpaceX Aim To Launch Private Era In Orbit
Friday, May 18, 2012
If all goes well, an unmanned capsule will become the first commercial spacecraft to visit the International Space Station. SpaceX and NASA have been working together to make this launch happen, navigating cultural differences between the young startup and the veteran agency.
Shuttle Discovery To Make Final Flight, Atop A 747
Monday, April 16, 2012
The first of NASA's retired space shuttles will make its way to its new retirement home on April 17. The well-traveled orbiter will be flown low over the nation's capital before being placed on permanent display at the Smithsonian.
Scientists Take Cautious Tack On Bird Flu Research
Monday, February 13, 2012
Last month, scientists around the world agreed to temporarily halt controversial scientific research with bird flu viruses. Some experts say too little is known about how infectious this virus could be to humans, but other experts think those risks have been blown a bit out of proportion.
U.S. Says Details Of Flu Experiments Should Stay Secret
Wednesday, December 21, 2011
In a landmark decision, an expert panel that advises the government on research security says key details of work on the contagiousness of flu viruses should not be published openly. I
Found: Earth-Like Planet That Might Be Right For Life
Monday, December 05, 2011
The planet, dubbed Kepler-22b, isn't much larger than Earth and is orbiting a star in a region that's not too hot and not too cold — just the kind of place that could be home to liquid water, and maybe even life. But don't pack your bags just yet: It's 600 light-years away.
Race
Monday, December 15, 2008
Our genes are nearly all the same, but that hasn't made race meaningless. This hour, Radiolab asks what race is, and whether it's fixed or fluid, genes or culture?
Sperm
Monday, December 01, 2008
Sperm carry half the genes needed for human life. In this hour of Radiolab, we examine our beginnings, take a tour of the animal kingdom, and ponder a world where frozen sperm can last for all eternity.