"Nearly half of pregnancies among American women are unintended, and four in 10 of these are terminated by abortion.... At least half of American women will experience an unintended pregnancy by age 45, and, at current rates, about one-third will have had an abortion." Abortion is one of the most common medical procedures in the U.S., but it can be very difficult to get unbiased information about the procedure. From Jezebel: The Girl's Guide to Having an Abortion.
The Visible Embryo. "This spiral represents the 23 stages occurring in the first trimester of pregnancy and every two weeks of the second and third trimesters. Use the spiral to navigate through the 40 weeks of pregnancy and preview the unique changes in each stage of human development." via The Eyes Have It, which sadly looks as if it hasn't been updated since February, but still has much of interest to offer.