A majority of firms in the US top tier i.e. S&P 500 record NO, zero, null, nada … in R&D expenditure! https://t.co/SjXEtchuX0
RT @archaeologyart: Fragment of a Seljuk box with a combination lock, cast and hammered brass, inlaid with silver and copper.
RT @archaeologyart: Fragment of a Seljuk box with a combination lock, cast and hammered brass, inlaid with silver and copper. from Iran, Is…