This tumblr's for all the great men and women of science for whom we owe our current understanding of the natural world; their achievements, their failures, and even their quirks, we celebrate them all.
For Science. For Inquiry. For Humanity.
1. an organism in its early stages of development, especially before it has reached a distinctively recognizable form.
2. an organism at any time before full development, birth, or hatching.
3. the fertilized egg of a vertebrate animal following cleavage.
4. in humans, the prefetal product of conception from implantation through the eighth week of development.