Joe Hanson went behind the scenes at the Monterey Bay Aquarium to learn about jellyfish.

As of 2021, there are 368 species of viper worldwide. The name comes from the term viviparity, which means giving birth to live young. Vipers are often highly venomous, with two hollow, extra long fangs that unfold into imposing weapons...

Some are longer than a blue whale. Others are barely larger than a grain of sand. One species unleashes one of the most deadly venoms on earth; another holds a secret that's behind some of the greatest breakthroughs in biology. They've...

Scorpion venom and insect poison sound really deadly, but scientists are increasingly turning them into medical treatments that save millions of lives. Chapters CAPTOPRIL 1:18 SOUTH AMERICAN PIT VIPER Credit: Renato Augusto Martins 1:33...

A king cobra has enough venom to kill 10 people in a single bite. Recounting his near-death experience after being bitten by one of these majestic yet deadly snakes, conservationist and TED Fellow Gowri Shankar shares the epiphany he had...

You might think you know how to survive if you end up stranded in the wild, but those tips you read on the internet might just make things worse!

Some tips seem too good to be true, and they are. Others are ingrained...

From ripping your own appendages off to cockroach mind control, wasps go to great lengths to ensure the survival of their species.

From daffodils to dangerous snakes, toxins are everywhere. Here's a collection of episodes about our favorite poisonous, venomous, and generally toxic organisms.

When Hank watches nature documentaries he always comes away with one big question: how is that not killing you? In today's episode of SciShow he looks at three unusual ways that animals manage not to get killed by nature.

Even if you’re tiny, you can still be fierce. Here are 8 little invertebrates who punch above their weight class at dinner time. CHAPTERS View all DRAGONFLIES 0:46 REGAL JUMPING SPIDER 1:43 EPOMIS BEETLES 2:49 PRAYING MANTIS 4:34 BOBBIT...

Unlike their friendly, flower-pollinating cousin, the bee, wasps are best known for stinging people, ruining picnics, and generally being jerks... so should we just totally get rid of them?

One of these three creatures is thought to possess the world's most painful insect sting: there's an ant that forages in rainforest canopies, a bee that protects a hive of delectable honey, and a wasp that paralyzes tarantulas. So which...

A woman in rags emerged from a swamp flanked by seven giant scorpions and approached a magnificent mansion to beg for food. But the mistress of the house took one look at her grimy clothes and unusual companions and slammed the door in...

Like every rose has its thorn, the fangblenny is an adorable fish with sharp fangs and potent venom. But scientists think we might be able to use their venom as a painkiller! Meanwhile, a killer bacterium could be a promising new...

A song of ants and fire and ant-decapitating flies.

New ReviewAcross the world, humans have used insects in ways that defy belief. From venomous stings… to rituals that push the body past its limits. In today’s video, Mark uncovers the most painful insect rituals ever documented — including one he...

New ReviewDid we just find a slimy alien?! Mark and the crew are deep in the mudflats of Maine, searching for a massive Bloodworm for the Bite-Sting Index when they suddenly come face-to-face with the giant Milky Ribbon Worm!

New ReviewJoin Mark in the first-ever Brave Wilderness adventure to the Middle East in search of the rare Giant Arabian Death Stalker scorpion!

In this heart-pounding episode of Brave Wilderness, Coyote Peterson travels deep into Phetchaburi, Thailand, where a lawn has become a living minefield of venomous blue tarantula burrows. Before he even attempts to handle one of these...

Join Mark as he and the team venture deep into an abandoned hotel in search of the legendary Spitting Cobra! This was one of our spookiest adventures from our trip to Borneo!

Watch as Mark counts down the WORST spiders you could be bitten by on Earth! Surprisly, some of the venomous spiders on this list, could easily be in your own home! Watch to find out which ones!

Caecilians are legless amphibians. Some of them are immune to cobra venom and in a certain sense, some of them eat their mothers from the inside-out and some eat them from the outside-in.

Plenty of frogs can be poisonous, but Greening’s frog and Bruno’s casque-headed frog use bony spines on their snouts to break the skin of would-be predators and introduce toxins into their attacker’s bloodstream. This makes them the...

Not everything in Australia wants to kill you. Australia is home to 25 species of dangerously venomous snakes, but, as frightening as their venom may be, plenty of those snakes have a much softer side than their reputation lets on. In...