Answer to Question 1
They were the first spacecraft to soft land on the planet and send images of the surface back to Earth.
Answer to Question 2
Uranus passed in front of a star, and the star's light fluctuated before and after the occultation. These rapid changes were mapped by photoelectric photometry to map the rings. Later observations found them brighter in the infrared, for as the dark material absorbs sunlight, the absorbed energy heats up the rings particles to the point that in the infrared, they are hotter than the planet's surface clouds.
The Reticular Activating System and Related Regions in the Brain Are Important Areas of Focus for D
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
Important Motor Regions of the Human Brain
Hydrolysis reactions for some biochemically important phosphate compounds (part 3)
Structures of other important isoprenoids
In 1964 a team of Russian scientists smashed a neon nucleus into a plutonium tar