Many scientists have ruled this world with their discoveries. Find out about the greatest scientists of all time discussed in ...

Galileo discovers Jupiter’s moons using a homemade telescope. When Galileo observed the planet, he found what he thought were four stars moving around it. However, the stars moved in a regular pattern ...

The truth of the matter is that if they were to admit that indeed no such thing has happened, I mean it would cause serious reverberations across the scientific world.... It would be like when Galileo ...

Europa was one of four moons discovered on Jan. 7, 1610, by astronomer Galileo Galilei. Speaking of Galileo, this photo was ...

Nearly 415 years ago to the day astronomer Galileo Galilei discovered the moons surrounding Jupiter looking through his homemade telescope.

On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...

Stephen Hawking was born exactly 300 years after Galileo Galilei died. Their death and birth, exactly 300 years apart on ...

NASA announced Tuesday that it's exploring two landing options to move forward with its mission to retrieve environmental samples from Mars at a lower cost. The goal of the Mars Sample Return Program, ...

Find the best telescopes to unlock the wonders of the night sky — just in time for those long winter nights. The best telescope unlocks the wonders of the universe right from your backyard and ...

There's no doubt Great Britain lays claim to some of the greatest scientific discoveries and inventions that have ... there's Sir Isaac Newton's reflecting telescope which revolutionized astronomy ...

The research group observed a galaxy nearly 6.5 billion light-years from Earth; when the universe was half its current age.