SciShow
How Safe Are Pesticides, Really?
If you’ve heard anything about pesticides, it’s probably about how toxic they are. But they make growing food more cost-effective, so when some make it into your groceries, how bad can they be?
SciShow
5 Scientists Who Experimented On Themselves: High Stakes Research
It took some time for us to realize it isn’t the best idea for scientists to experiment on themselves. But along the way, sometimes at the expense of the health of scientists, we have gained crucial insights into their areas of study.
SciShow
10 Fashion Trends That Are Super Dangerous
Fashion fads come and go—but did you know that some fashion trends are downright dangerous?
SciShow
4 Ways Humans Are Still Evolving
When we think about evolution, we typically think about big changes that happened long ago, but we humans are still evolving!
TED-Ed
TED-Ed: History's deadliest colors - J. V. Maranto
When radium was first discovered, its luminous green color inspired people to add it into beauty products and jewelry. It wasn't until much later that we realized that radium's harmful effects outweighed its visual benefits....
SciShow
What Are Those Lines on My Nails?
You’ve probably had some. White lines or spots that appear and grow out with your nails. Why does this happen? There are a few reasons, ranging from bumping your nail to poisoning. Check out his Quick Question to see what might apply to...
SciShow
How to Avoid Corpse-Flavored Water
As organisms decompose their chemical and bacterial components can leach into the surrounding ground and water. The bodies buried in cemeteries are no exception.
SciShow
Quiz Show: How Well Do You Really Know the Human Body?
It's another round of Hank facing off against one of the VidCon elite—this time, Executive Vice President Colin Hickey. Will Colin's surprise expertise help him dominate?
SciShow
How Safe Are Pesticides, Really?
If you’ve heard anything about pesticides, it’s probably about how toxic they are. But they make growing food more cost-effective, so when some make it into your groceries, how bad can they be?
SciShow
10 Dangerous Fashion Trends
As you know, in fashion, one day you're in and the next day your skin is falling off and your lungs are melting.
SciShow
We're Running Out of These Elements — Here's How
Phones, TVs, solar panels, and electric car batteries are all made of some rare and unusual elements. As our modern world creates more and more of these technologies, will things go from "rare" to "nonexistent" and what will we do then?
SciShow
6 'Undetectable' Poisons (and How to Detect Them)
Poisoning has always been a popular method of getting rid of one’s enemies, but is there actually a “perfect” poison capable of being completely undetectable? Here are 6 of the poisons that have confounded doctors throughout history!
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Curated Video
Metalloid
While most elements can easily be categorised as either metals or non-metals, a few have physical and chemical properties that are in between, which makes them harder to classify. A Twig Science Glossary Film. Key scientific terms...
Curated Video
The Keystone Project
The Keystone Project explores the Keystone Project and its effects on environment.
Weird History
The Deadly Trail of Arsenic Through History
Arsenic: it’s been called the “king of poisons” and the “poison of kings.” And for good reason – it has a lengthy, storied history, one full of mysterious poisoners and sometimes less-than-sympathetic victims. It's been a tool for...
AllTime 10s
10 Terrible Historical Health Tips
We haven't always been right in regards to medical treatments. . . Unfortunately
Catalyst University
Drugs & Xenobiotics | Mechanisms of Arsenic Poisoning
Here, we will see how two forms of arsenic, arsenate and arsenote, disrupt energy metabolism via glycolysis and the TCA cycle, respectively.
Easy Languages
The Genders in Greek (+ Examples) | Super Easy Greek 36
The Genders in Greek (+ Examples) | Super Easy Greek 36 Easy Greek is a project to help you learn Greek in an authentic and fun way. We interview people in the streets of Athens and other places in Greece. All our videos have subtitles...
Curated Video
The Elements: Uses and Importance in Everyday Life
Let's take a look back at the elements sodium, oxygen, argon, arsenic, and zinc.
Professor Dave Explains
Practice Problem: Electron Configuration and Quantum Numbers
Everyone has trouble with electron configurations and quantum numbers. Well today we are going to settle the score with a little practice!
Professor Dave Explains
Periodic Table Part 6 Pnictogens (N, P, As, Sb, Bi, Mc)
It's time to check out Group 15 on the periodic table, the pnictogens. This includes nitrogen, phosphorus, arsenic, antimony, bismuth, and moscovium. What can we say about their properties, reactivities, and applications? Let's find out!
Curated Video
The Fascinating History and Uses of Arsenic
This video provides an overview of arsenic, a metalloid element. It discusses its history, uses, and toxicity. It also highlights its presence in various products and its potential role in our diet. The video emphasizes the importance of...
Getty Images
Water Hyacinths, Eichhornia crassipes, flowing down river
Water Hyacinths, Eichhornia crassipes, flowing down the historic Hillsborough River on a cloudy day in Sulphur Springs, Florida. HD Format
Getty Images
Water Hyacinth, Eichhornia crassipes, root system cleaning the river
Close up of Water Hyacinth, Eichhornia crassipes, root system helping to keep waters of the Hillsborough River toxin free, early morning. Sulphur Springs, Florida, HD Format