![010712 035 A baby Adélie penguin nuzzles up to its mother. This photo was taken inside one of three bird colonies on Ross Island near Antarctica. (Photo: Penguinscience.com)](https://webarchive.library.unt.edu/web/20130219040113im_/http://blogs.voanews.com/science-world/files/2013/02/010712-035-610x405.jpg)
A baby Adélie penguin nuzzles up to its mother inside one of three bird colonies on Ross Island near Antarctica. (Penguinscience.com)
![722092main_iss034e031599_1600_946-710 Here's A close-up photo of Robonaut 2 - R2, the first dexterous humanoid robot in space that was taken inside the International Space Station's Destiny laboratory. By the way you can see the reflections of NASA astronaut Kevin Ford on R2's helmet visor. (Photo: NASA)](https://webarchive.library.unt.edu/web/20130219040113im_/http://blogs.voanews.com/science-world/files/2013/02/722092main_iss034e031599_1600_946-710-e1360344829864-610x405.jpg)
This is Robonaut 2-R2, the first dexterous humanoid robot in space, in an image taken inside the International Space Station. NASA astronaut Kevin Ford’s reflection can be seen on R2′s helmet visor. (NASA)
![0105-4x5color.ai Using data from the Hubble Space Telescope this is an assembled photo illustration of the magnificent spiral galaxy M106. (Image: R. Gendler/NASA)](https://webarchive.library.unt.edu/web/20130219040113im_/http://blogs.voanews.com/science-world/files/2013/02/723715main_p1306ay-610x472.jpg)
Photo illustration of the magnificent spiral galaxy M106, assembled using data from the Hubble Space Telescope. (NASA)
![1-fightingfatw This is a photomicrograph of a brown fat cell (brown adipocyte) that was taken from a muscle stem cell (Image: Alessandra Pasut, Ottawa Hospital Research Institute)](https://webarchive.library.unt.edu/web/20130219040113im_/http://blogs.voanews.com/science-world/files/2013/02/1-fightingfatw-610x453.jpg)
This photograph, taken through a microscope, is of a brown fat cell (brown adipocyte) taken from a muscle stem cell. (Alessandra Pasut, Ottawa Hospital Research Institute)
![722423main_2013-1-23-1_full Technicians pack-up and prepare NASA's Landsat Data Continuity Mission (LDCM) satellite for its scheduled launch on Monday, Feb. 11th at 1800 UTC (Photo: NASA)](https://webarchive.library.unt.edu/web/20130219040113im_/http://blogs.voanews.com/science-world/files/2013/02/722423main_2013-1-23-1_full-610x610.jpg)
Technicians prepare NASA’s Landsat Data Continuity Mission (LDCM) satellite for its scheduled launch on Monday, Feb. 11 at 1800 UTC. (NASA)
![Quinn-h When sockeye salmon migrate from salt water to fresh water, they change color--going from their ocean colors of mostly silver to red when in fresh water (Photo: Dr. Tom Quinn, University of Washington)](https://webarchive.library.unt.edu/web/20130219040113im_/http://blogs.voanews.com/science-world/files/2013/02/Quinn-h-610x457.jpg)
Sockeye salmon migrate from salt water to fresh water in British Columbia’s Fraser River, changing from their silvery ocean colors to red in fresh water. (Tom Quinn, University of Washington)