Resultados para "Systema" en Ciencia

Living busily on Planet Earth, we rarely remember that we actually inhabit only a miniscule part of the universe. In The Planets and the Solar System, Jen Green paints the wider picture, and takes us on a journey across billions of kilometers in our galaxy, from our Sun to near and distant planets. Some, like Mercury, have a molten core surrounded with crust and spins quickly; Jupiter, on the other hand, is a big ball of gas.

The galaxy, the multiverse, and the history of astronomy are explored in this engaging compilation of cosmological "tales" by multiple award-winning science writer Marcia Bartusiak. In 32 concise and engrossing essays, the author provides a deeper understanding of the nature of the universe and those who strive to uncover its mysteries. Bartusiak shares the back stories for many momentous astronomical discoveries, including the contributions of such pioneers as Beatrice Tinsley and her groundbreaking research in galactic evolution.

From two of the world's top scientists and one of the world's top science writers (all parents), Dirt Is Good is a Q&A-based guide to everything you need to know about kids and germs. "Is it OK for my child to eat dirt?" Jack Gilbert and Rob Knight are bombarded with questions like this every week from parents all over the world. Google a question like this, and you'll be overwhelmed with answers. The Internet is rife with speculation and misinformation about the risks and benefits of what most parents think of as simply germs, but which scientists now call the microbiome.