Back on Earth, space scientists and engineers worked around the clock to design and test new ideas to help the astronauts survive.

VOA: special.2009.07.22

Well, because the memory we've been using for local variables, and for functions, storage space is what computer scientists generally call the stack.

好的，因为我们看到的内存是用于局部变量的，用于函数的，存储空间就是计算机科学家,通常说的堆。

哈佛公开课 - 计算机科学课程节选

The story of how space scientists were able to recover the material and bring it back to Earth is just as exciting.

VOA: special.2009.09.30

Until recently, space scientists have thought that our galaxy was not very special.

VOA: special.2009.01.20

NASA scientists using the Kepler space telescope also announced the discovery of six planets orbiting a star called Kepler-11.

VOA: special.2011.02.09

Scientists at the Goddard Space Flight Center in Greenbelt,Maryland, found the substance glycine in material brought back to Earth from a comet.

VOA: special.2009.09.30

The scientists work for the American space agency and the National Snow and Ice Data Center in Boulder,Colorado.

VOA: special.2009.05.05

NASA scientists had tried to solve the problem by designing new tools for use in space.

VOA: special.2009.06.24

Many scientists believe that a huge object from space hit Earth about 65 million years ago.

VOA: special.2009.01.20

Many images in the movie are based on complex mathematical calculations about space gathered by scientists.

VOA: special.2010.09.29

Support was growing, in Congress and among scientists, for a United States civilian space agency.

VOA: special.2009.06.10

Scientists developed the new welding technology at the Marshall Space Flight Center in Montgomery,Alabama.

VOA: special.2009.12.30

Scientists strongly believe that finding such substances will be goals of future space flights.

VOA: special.2010.05.25

But scientists think it was either a comet or rock from space.

VOA: special.2009.08.25

NASA hopes that Dawn's year long orbit around Vesta will help scientists learn more about the development of the solar system, and how asteroids and other space objects were created.

VOA: special.2011.07.27

Scientists have proposed many ideas for cleaning up space.

VOA: special.2009.04.01