Readers respond to a guest essay about the methods and reliability of science. Also: Opioid addiction; judges and presidents; ...

Pioneering biostatistician and infectious disease expert Dr. Elizabeth Halloran recently transitioned to emerita after a ...

Illegal pesticides in cannabis cultivation raise safety concerns. This article explores regulatory challenges and the need ...

Scientists at Google DeepMind —the company’s artificial intelligence research arm—say they’ve created an A.I. tool that can ...

Columnist Michael Le Page delves into a catalogue of hundreds of potentially beneficial gene mutations and variants that is ...

It uses a system called simplified molecular-input line-entry system (SMILES). This translates chemical 3D structures into ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.