Instagram is a photo and short video sharing social network. It was founded in 2010 by software engineer Michel Krieger and computer programmer and former Google-employee Kevin Systrom. The iOS ...

This word has appeared in 58 articles on NYTimes.com in the past year. Can you use it in a sentence? By The Learning Network This word has appeared in 16 articles on NYTimes.com in the past year.

The ACE C18-PFP is a unique C18 bonded HPLC column with the extra selectivity of a pentafluorophenyl (PFP) phase. The use of an ultra pure, ultra inert silica has many recognised benefits ...