Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

VOA: special.2009.07.22

It is a ground-up call to action that is forcing both parties to change the way that they are doing business, and that is beautiful."

VOA: special.2010.03.06

If the winter is not cold enough to freeze the ground, you can grow and harvest carrots the same way as during the summer months.

VOA: special.2009.02.24

"What is necessary in this case is a collective effort, not only by the researchers and the people on the ground, but also the donor community, because controlling those two diseases can go a long way in improving people's food security and livelihoods in Sub-Saharan Africa."

VOA: special.2009.09.21