航空航天

宇航员在悬在地球上方的空间站上工作 (NASA)

美国航空航天局需要新宇航员:你够条件吗?

As NASA starts its search for the next space explorers, and potential travelers to Mars, Mexican-American astronaut José Hernández shares his experience.

从实验室走向餐桌

Scientists and entrepreneurs are changing the way we grow our food, making agriculture ripe for another green revolution.

农民获得来自外层空间的帮助

NASA launched the Soil Moisture Active Passive satellite, designed to collect data on soil moisture around the globe.
在气体笼罩下的星群(NASA, ESA, Hubble)

有关哈勃空间望远镜的小知识

Twenty-five years and 4.8 billion kilometers later, NASA and the European Space Agency (ESA) mark the anniversary of the Hubble Space Telescope launch.