November 26, 2018 Cover
Volume 96, Issue 47
Some journals are disclosing reviewer reports and identities, but chemists hesitate to join
Cover:A cartoon scientist holds a flashlght over small scientists reviewing her paper.
Credit: Davide Bonazzi
As regulators look to update controls on lead in drinking water, researchers urge a more holistic approach
Ultrathin sandwich structure gives the material its strength and resilience
Vote passes to redefine all SI units in terms of physical constants