Something strange has been happening in the second-hand book market in recent months. Independent booksellers in different countries are suddenly noticing unusually large orders, often for titles that had remained unsold for years. Read the full article here (in Greek): https://www.cnn.gr/tech/story/548173/apotomi-ayksisi-sti-zitisi-gia-metaxeirismena-vivlia-ypopsies-oti-xrisimopoioyntai-gia-ekpaidefsi-ai

USA: Promising blood test for the detection of pancreatic cancer in its early stages
An international research team led by City of Hope — one of


