This image of Jupiter’s southern hemisphere was captured by NASA’s Juno spacecraft as it performed a close flyby of the gas giant planet on Dec. 16.

The V-2 was the world's first long-range guided ballistic missile. The liquid-propellant rocket engine used to launch the missile was developed in Germany as a "defense weapon" during World War II. Essentially, it was a weapon used to attack the...

A lunar eclipse occurs when the earth comes between the moon and the sun and no sunlight reaches the moon. This phenomenon occurs on full moon days. But not every full moon has a lunar eclipse because the Earth has...

The man who had lived alone in the heart of the Amazon for the past 26 years was the last member of their tribe in the Amazon jungle. Most of this tribe, who lived in the thick forests and had...