Despite no longer being a planet, Pluto is still loved by millions around the world. And, for a good reason, it is a fascinating object. With a surface covered with mountains, valleys, plains ...

He called this hypothetical world "Planet X." "In some ways, Pluto's more of a planet than some of the other established planets, like Mercury." ...

Earth is our home planet, and it's the only place in the ... Marilyn Perkins is the content manager at Live Science. She is a science writer and illustrator based in Los Angeles, California.

Encourage children to love science by showing them the world in miniature with some of the best microscopes for kids — here are our favorite models. The best microscopes for kids allow children ...

My easy to read eBook is available FREE of charge and contains all my favourite Science Experiments for Early Years (EYFS) in one handy place. All our activities use only simple, inexpensive materials ...

The Kuiper Belt, which has Pluto as the largest member, is a region of comet-like objects just beyond ... This suggests the existence of a yet-unobserved planet, sometimes called Planet X or Planet 9, ...

Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...

Here's what to know about the short life of what was, for a single human lifetime, the solar system's smallest planet. Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the ...