"To update that research" means to gather new information or data about a particular subject, in order to bring the existing research up to date with the latest findings or knowledge. Full definition
I hope that we will see updated research on the safety of silicone. (wellnessmama.com)
In 2010, findings from the studies identified in these searches were integrated into updated research summaries in the Knowledge Reviews. (mspkmd.net)
He has now updated his research using data from previous studies that relied on satellite and aircraft measurements of emissions above oil and gas fields. (climatecentral.org)