Raychelle Burks
Raychelle Burks is assistant professor in chemistry at St Edward's University, Austin, US
OpinionThe deadly domino effect
People trying to save victims of gas poisoning can suffer tragic consequences
OpinionBeating the scopolamine clock
New techniques could increase the window to detect predatory drug poisoning
OpinionA lunchtime killer?
The deaths of 21 people are suspected to have been caused by workplace poisoning
OpinionThe clues that let you trace a single sheet of paper
Forensic science has a new way to detect document fraud
OpinionThe great art forgery blunder
Indian yellow is a pigment often used to spot fake art. But what if the reference standard was wrong?
OpinionCan acid dissolve a body?
Watch an experiment recreating how murderers tried to cover their tracks
OpinionMurder without forensic evidence
The 2012 hunt for Michelle Mockbee’s killer emphasised detective skill over fingerprints
OpinionHow Roosevelt's Tree Army were poisoned
In the first of a new column, Raychelle Burks investigates a mass arsenic poisoning during the Great Depression
PodcastHaloperidol
It failed as a painkiller, but Haldol rapidly became an essential medicine for schizophrenia. Raychelle Burks explains more
PodcastBrominated vegetable oil
Too much cola can mess with your brain. The effects of excess brominated vegetable oil explained
PodcastSodium azide
Raychelle Burks finds out how Potbelly’s patrons became poisoning patients, in the mystery of the sodium azide-laced iced tea