Featured in poison
Why you shouldn’t mix cleaning supplies, even if it looks cool
Proceed with caution. And if it bubbles, evacuate.
When scientific pursuits become death sentences
Biologists spend long periods of time around the organisms they study. Sometimes that exposure has unintended effects.
Oleandrin won’t cure coronavirus
Every single part of the plant is poisonous to humans.
This deadly mushroom can literally shrink your brain—and it’s probably more widespread than we thought
Australia adds one more horrifying species to its roster.
10 common plants that can hurt you
Learn these toxic shrubs, vines, and herbs, or learn to deal with the miserable, possibly deadly consequences.
What it’s like facing down tennis-ball-size spiders at work
Research professor Jenny Stynoski doesn't flinch from venomous snakes, poisonous frogs, or solo trips to the jungle at night. Tropical banana spiders, on the other hand...
Finding opioid alternatives in cone snail stings
To Baldomero Olivera, venom is nature's drug industry.
How to prevent carbon monoxide poisoning, winter’s odorless killer
When the furnace turns on, the risk increases.
The weirdest things we learned this week: Cruise ships full of poop, deadly wallpaper, and the sport where women beat men
Our editors scrounged up some truly bizarre facts.
How we discovered three poisonous books in our university library
Arsenic and old manuscripts.