Rebecca LeBard Latest articles by Rebecca LeBard Why Artificial Sweetener Can Be Dangerous (Op-Ed) By Rebecca LeBard published 20 June 14 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 ARTICLES15,500 years ago, a teenage girl was buried with her father's bones on her chest, new DNA study reveals2Humanoid robots show off creepily impressive kung-fu moves during Lunar New Year festival in China3Sleep deprivation harms the gut via the vagus nerve, early study reveals4Our adorable, noodle-like ancestor had 4 eyes, half-a-billion-year-old fossils reveal5Hidden slippery clay on seafloor may have worsened devastating 2011 tsunami in Japan