Corey Houghton

Questions and Answers

Is unprotected sex with an HIV-positive partner on antiviral treatment less risky?

Questions and Answers

What is the chance of HIV infection if there is vaginal penetration in an infected woman and the man does not ejaculate?

Questions and Answers

What do you call trees with roots above the ground?

Questions and Answers

Where does the orange dye that fishermen have on their hands when spawning sea worms come from?

Questions and Answers

Can an X-ray machine recognize paper?

Questions and Answers

Why has only Anne Frank’s story been published as a book?

Questions and Answers

Do you think it is possible that everything is space revolves around something very big? All planets and solar systems?

Questions and Answers

If you look up at our solar system from above, in what direction do the planets revolve around the sun?