Henry Hudson. English explorer Henry Hudson was determined to find the Northwest Passage via the Arctic Circle - even after his crew mutinied. Learn more about his lifelong search in this video. Contents
In summary, it is possible to determine if you are pregnant around 9-10 days after having unprotected sex by doing a blood test for pregnancy, or after around 2 weeks (or more) using the urine test. Taking the tests too early may lead to a negative result, so you may repeat the test after a few more days.
I was able to tell I was pregnant before a preganacy test could confirm it because I immediately because queasy from the smell of coffee. With the 2nd pregancy I knew I was pregnant within 10 days. I imagine a lot of women get these sorts of cues once you understand the slight changes your body is undergoing.