Global warming: Our best guess is likely wrong Unknown processes account for much of warming in ancient hot spell (realclimate.org)
She knew she had something interesting on her hands when her experimental results didn't match the models that existed at the time, which suggested that previously unknown processes occurring at the droplets» surface played an important role in the cloud - forming potential of organics. (sciencemag.org)
If you see process names or website addresses with which you are not familiar, you can search for «what is (name of unknown process)» in Google and see what it is. (howtogeek.com)