Hot on HuffPost Parents:
Sarah Chang: What My 3-Year-Old Taught Me About Fear
David Volpi, M.D., P.C., F.A.C.S.: Is Daytime Sleepiness The Root Of…
RabbitDied
The history of the pregnancy test
You probably know a little something about the old school pregnancy test devised in the 1920's. A woman's urine was injected into an immature mouse, rat, frog or rabbit. If the pregnancy hormone human chorionic gonadotropin (hCG) was present, the ...
0
COMMENTS
SitesWeLove
- Site Map
- |
- Staff
- |
- Terms of Service
- |
- Privacy Policy
- |
- Trademarks
- |
- Advertise With Us
- |
- About Our Ads
- |
- AOL Downloads
- |
- Contact Us
- |
© Copyright 2012 AOL Inc. All Rights Reserved.
Aol Family