Scientists usually use the word “venomous” rather than “poisonous” when they’re talking about snakes.
If one venomous snake bites a mouse and injects venom into it, you can then feed that same dead mouse to another snake. The second snake won't die.
It was all the apple’s fault: we’ve been fascinated by poisoned fruit for a long time.
Jacob Jordaens (1593–1678), The Fall of Man, via Wikimedia Commons
Plants produce toxic fruit for everything from deterring fungi to causing constipation.
The San’s arrows may look dainty, but when tipped with poison they are lethal for hunting.
The early use of poison is one more indicator of an advanced repertoire of behavioural and technological traits that have characterised our species from the earliest times.
Civilians in Iraq have reportedly been exposed to blister agents in fighting between Islamic State fighters and US-backed Iraqi forces.
The characteristics of chemical weapons also make them weapons of terror. They do not only injure the body. The threat of chemical weapons harms the minds of soldiers and civilians.
Into the danger zone.
Everything you need to know about the humble spud.
Polonium is found naturally in uranium ore.
Polonium's chemical properties made it the ideal secret weapon for the assassins of Alexander Litvinenko.
The national flower of Zimbabwe, the Glory Lily, is also found in Queensland where it’s more famously known as a noxious weed that’s highly poisonous to humans.
It's not just Australia's animals that can be deadly, there are plenty of dangerous plants too.
A deadly meeting? The potentially lethal viper, Echis carinatus.
News that a leading manufacturer will cease making a well-known antivenom is not actually new.
Sodium cyanide has a particularly unpleasant reputation but if officials act fast they should be able to limit its damaging effects.
Brachycephalus verrucosus: packing some punch.
It's the size of a fingernail but could do you some serious damage – numbness, incontinence, and muscular paralysis.
Arthur Conan Doyle himself was also poisoned by heartbreak grass – but this was self-inflicted, and not fatal.
There's much that Perepilichny could have learned from Arthur Conan Doyle, and him in turn from an ancient king called Mithradates.
Serious poisoning by plants is very rare in the UK so the death of a gardener in Hampshire after brushing against a deadly flower was extremely unusual. Despite the British countryside’s genteel reputation…
Feared for a good reason.
With the announcement of an inquiry into the murder of Alexander Litvinenko, talk of poisons is back in the news. There are many articles with lists of the most poisonous substances, which are often gathered…
You can still fish for fun in Sydney Harbour, but there are rules for how much fish your should eat because past tests have shown elevated levels of dioxins in fish and crustaceans.
The World Health Organization estimates that one in every 12 deaths worldwide is due to chemical exposure, sometimes acute but mostly chronic. This eclipses the annual death tolls from malaria, car crashes…
A new type of water filter being developed at the University of South Australia could potentially clean deadly arsenic out…
The rapacious invader has defied all efforts to stop its spread across tropical Australia.
The cane toad’s highly toxic poison could ultimately prove the most effective weapon against the invasive species itself…
Look out! They’re poisonous!
Consider two furry Australian animals: the platypus (Ornithorhynchus anatinus) and the Sydney funnel-web spider (Atrax robustus). Both icons in their own way, both live only in Australia and both were…
A species of African rat makes its own poison by gnawing on a toxic tree and smearing the toxic saliva on to hair on its…