<http://schema.org/alternativeHeadline>
"A new reports finds that 1 in 4 Americans are unaware that the Earth orbits the sun and that nearly 50 percent don't know how antibiotics work."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/research-innovations/stories/some-americans-may-want-to-take-a-basic-science-class>