Mars has a terrain very similar to Earth with valleys, mountains and craters.
Apollo 1 was to be the first manned mission of the moon landing program, designed to test out the setup by orbiting Earth.
With the sun rising behind the photographer, the Belt of Venus is the pinkish streak caused by the atmosphere reflecting light from the setting or rising sun.
A giant panda gave birth to twin cubs at the Wolong Giant Panda Wild Breeding Center in southwest China recently.
Eggs can be fertilized and then placed into the "Embryoscope" where doctors are able to consistently monitor growth.
A user can direct the ball of light anywhere on the touchscreen and the pigs follow the light with the snouts.
NASA began on March 7 to use the twin-armed robot for operations on repair missions as part of their Robotic Refueling Mission(RRM).
This reaction continues in a cycle till it suddenly turn deep blue as a result of two forms of iodine binding to starch in the solution.
The body's killer T cells, also called Cytotoxic cells, identify and destroy infected or cancerous cells without harming healthy cells nearby.
The 84-year-old bridge connected three communities in West Virginia but its condition had been rapidly deteriorating.
Using this mixture and soap to create a "bubble" of the gas, the two amateur scientists in the video create an explosion mid-air with a torch.
The scientists saw that when they rotated the angle of natural light, the flies made a quick turn to follow the light source.
Water fleas live in swamps, lakes and most aquatic environments where they eat algae, bacteria and other small organisms.