She shows how Darwin came to understand that these island animals had differences, developed over time, that helped them survive.

VOA: special.2009.02.27

Another theory says that the stress of having to pay constant attention to survive leads to Third Man hallucinations.

VOA: special.2010.02.24

Borman and Lovell proved that humans could survive in space for the time needed to get to the moon and back.

VOA: special.2009.07.01

No one knew if they could get the spacecraft back to Earth, or if they could survive long enough to return.

VOA: special.2009.07.22

Ships often sank. No one could survive the freezing waters in this dangerous area if the ship went down.

VOA: special.2009.12.23

Peyroux says the song shows that a person might have troubles, but it is always possible to survive and carry on.

VOA: special.2009.07.10

The joey -- what Australians call a baby kangaroo stays in this built-in baby carrier until it can survive independently.

VOA: special.2009.05.25

To explore the surface of the moon, astronauts must be able to survive outside the protection of their spacecraft.

VOA: special.2009.07.01

The painting shows a group of sailors struggling to survive on a floating raft after the sinking of their ship,the Medusa.

VOA: special.2010.06.23

Climbers can survive above eight thousand meters because they spend months climbing on the mountain to get used to the conditions.

VOA: special.2010.06.30

People who live through life threatening situations sometimes describe a calming presence or guiding voice hat helps them survive.

VOA: special.2010.02.24

Yet the situation did cause a great deal of tension while the nation waited to see if Garfield would survive.

VOA: special.2010.04.22

The coral whitens when it becomes stressed by warmer temperatures and expels the algae organisms it needs to survive.

VOA: special.2009.04.22

Makers of the devices say they kill bacteria and viruses because they help to remove the wetness that germs need to survive.

VOA: special.2009.07.14