TED-Ed
TED-Ed: Could we build a miniature sun on Earth? | George Zaidan
Stars have cores hot and dense enough to force atomic nuclei together, forming larger, heavier nuclei in a process known as fusion. In this process, the mass of the end products is slightly less than the mass of the initial atoms. But...
SciShow
The Moon is Rusting. It's the Earth's Fault.
The Moon is typically 380,000-ish kilometers from the Earth, so it doesn't seem like they have that much of a direct influence on one another. However, the presence of hematite on the lunar surface suggests our planet is causing the Moon...
SciShow
This Element Doesn't Fit the Periodic Table
One of the most famous elements in the periodic table doesn't really belong anywhere chemists would like to put it.
SciShow
The Sexually Transmitted ... Sandwich?
When you're enjoying an intimate moment with that special someone, the peanut butter and jelly sandwich you ate for lunch is probably the last thing on your mind. But sexually transmitted allergens are a thing, and nut allergies aren't...
Be Smart
Why Are So Many People Allergic To Food?
More people have food allergies than ever before. Peanuts, tree nuts, shellfish, eggs, and even milk… the list of possibly dangerous foods seems to get longer every day. But why do some people’s bodies have deadly reactions food? And why...
SciShow
Are We Finally on the Road to Fusion Power?
Scientists working at a nuclear fusion facility in Oxford announced a record-breaking result. And while there's still a lot to figure out to make fusion viable, this brings us one step closer to realizing a technology with huge potential...
SciShow
The 8 Smartest People of the Year: 2013's Nobel Winners
Hank profiles this year's Nobel laureates in science, whose achievements have helped us understand questions as small as how our cells transport materials, and as big as why matter exists at all.
SciShow
Where Does the Candle Wax Go?
While not used much any more as a primary source of light, candles are still everywhere, from an aroma in a bathroom to a mood during dinner. That is, until they’re gone.
SciShow
How Does a Photon Become a Film Photo?
The chemistry behind film photography is pretty fascinating. How do film cameras help us turn light into a physical image?
SciShow
6 Stupid and Dangerous Things Scientists Did to Themselves
From poking their own eyes, to drinking a patient's vomit, some extremely passionate scientists have done pretty outrageous things to themselves in the name of science.
SciShow
More Clues to the Oldest Fossils Ever
New evidence suggests some fossils as the oldest known sign of life on Earth, and scientists may have a way to speed up the process of carbon neutralization in the ocean!
SciShow
Why These Weird Carnivores Smell Like Popcorn
If it smells like delicious buttered popcorn when you are in a middle of the forest, it’s not because there’s a movie theater nearby, but Binturongs, arboreal carnivore, might be.
Curated Video
ITALY: KURDS CONTINUE PROTEST AGAINST OCALAN'S ARREST
English/Nat
Italy's prime minister says Rome will not grant political asylum to a jailed Kurdish rebel leader - - unless it is convinced he has really renounced terrorism.
Prime Minister Massimo D'Alema made the comments in a speech to...
Crash Course
Chemoselectivity and Protecting Groups: Crash Course Organic Chemistry
Things have been getting more and more complicated here in Crash Course Organic Chemistry, and as we deal with more complex molecules, parts of molecules we don’t want to react will start reacting along with the parts that we do....
Bozeman Science
Conservation of Atoms
In this video Paul Andersen explains how atoms are conserved in a chemical reaction. This can be seen in a chemical equation where the subscripts represent the atoms in the molecule and the coefficients represent the molecules. The mass...
Bozeman Science
Reaction Intermediates
In this video Paul Andersen explains how reaction intermediates are created in elementary steps and may not appear as either a reactant or product. Experimentation is used in Chemistry to identify reaction intermediates.
Bozeman Science
Coupled Reactions
Paul Andersen explains the importance role of coupled reactions in biology. He starts by explaining how the power of a river can be harnessed by a water mill to grind grains. He describes the importance of ATP and how it is used within...
Crash Course
The Diels-Alder & Other Pericyclic Reactions: Crash Course Organic Chemistry
Going out in the sun can work wonders for your mood, but unfortunately too much UV exposure can do serious damage to your DNA. This damage occurs through a type of organic reaction called a pericyclic reaction. In this episode of Crash...
SciShow
Where's My Bloodless Blood Sugar Monitor
There are about 450 million diabetics around the world, and while we do already have a reliable way of measuring blood sugar, it requires patients to prick their finger each time they want a reading. Is there a better way?
Crash Course
Organometallic Reagents and Carbanions: Crash Course Organic Chemistry
Have you ever wondered why the gas station has “unleaded fuel” but there isn’t a “leaded” option? The answer has to do with a chemical called tetraethyl lead, which is an organometallic compound, or an organic compound with a...
Crash Course
Retrosynthesis and Liquid-Liquid Extraction: Crash Course Organic Chemistry
As we construct more complex organic molecules, it can start to feel like decrypting a complex code. Organic synthesis takes simple starting materials, and turns them into complex structures, and reverse engineering can help us figure...
SciShow
More Clues to the Oldest Fossils Ever
New evidence suggests some fossils as the oldest known sign of life on Earth, and scientists may have a way to speed up the process of carbon neutralization in the ocean!
TED Talks
TED: How green hydrogen could end the fossil fuel era | Vaitea Cowan
As climate change accelerates, finding clean alternatives to fossil fuels is more urgent than ever. Social entrepreneur Vaitea Cowan believes green hydrogen is the answer. Watch as she shares her team's work mass producing electrolyzers...
Crash Course
The Aldol and Claisen Reactions: Crash Course Organic Chemistry
Organic chemistry is a great workout for your brain, and to keep its energy up, your brain needs glucose. To maintain blood glucose levels, our bodies go through a process called gluconeogenesis, which involves the important type of...