Haruko Obokata, a researcher at semi-governmental research institute RIKEN, lowers her eyes during a news conference in Osaka, western Japan, in this photo taken by Kyodo April 9, 2014. Mandatory credit REUTERS/Kyodo
Haruko Obokata, a researcher at semi-governmental research institute RIKEN, lowers her eyes during a news conference in Osaka, western Japan, in this photo taken by Kyodo April 9, 2014. Mandatory credit REUTERS/Kyodo