Kristen LearUniversity of Georgia Latest articles by Kristen Lear The World Is Running Out of Sand By Aurora Torres, Kristen Lear published 8 September 17 Opinion Opinion Sign up for the Live Science daily newsletter nowGet the world’s most fascinating discoveries delivered straight to your inbox.Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1'Bringing back' giant ancient birds and a shift in Earth's poles2'Epigenetic memory' may help explain why PCOS tends to run in families3Scientists grow mini amniotic sacs in the lab using stem cells4Experimental treatment for high cholesterol edits DNA in the body to reduce LDL5In disasters like the Texas floods, warning people of danger isn't so simple
