Growing food indoors presents some challenges, but there are advantages. Microgreens or sprouts can be grown in compact trays ...

Our universe is filled with galaxies, in all directions as far as our instruments can see. Some researchers estimate that ...

Is it a flying elephant? A gingerbread man? When I was little, I used to search the clouds for amusing shapes as they drifted across the sky and imagine stories about their patterns. Now I'm a ...