Interview with Soledad Martínez and Adalgisa Martínez-Silveira from Uruguay

Chemistry Public Outreach in the Time of COVID-19

Supercooled Water Exists in Two Different Liquid States
X-ray lasers used to study liquid-liquid transition in supercooled water

Selective Removal of Heavy Metals from Acidic Wastewater
UV-promoted release of hydrogen sulfide from thiosulfate to generate sulfide precipitates

Valuing Humanity As Much As Research Output And Ideas
Ashlee J. Howarth, Canada, on rare-earth MOFs, primarily for applications in wastewater treatment, and the challenges of young chemists

How Water Pipes Release Toxic Cr(VI)
Chromium from cast iron alloys reacts with disinfectant residues

A Boost for Fenton Chemistry with Boron
Fast and long-lasting iron(III) reduction by boron

Membrane Separates Oil from Water and Removes Heavy Metals
Polyacrylonitrile membrane loaded with a metal–organic framework cleans oily wastewater

Your Chemistry Hero
Who do you admire in chemistry? What makes a hero for you? – anniversary contest for August

Does Water Have a Second Critical Point?
Computations give evidence for a metastable liquid-liquid critical point at supercooled conditions

What Happens When You Pee in the Pool?
The video looks at the chemistry involved when urinating in a chlorinated pool