TED Talks
Sonaar Luthra: Meet the Water Canary
After a crisis, how can we tell if water is safe to drink? Current tests are slow and complex, and the delay can be deadly, as in the cholera outbreak after Haiti's earthquake in 2010. TED Fellow Sonaar Luthra previews his design for a...
SciShow
NASA Just Arrived at an Asteroid! SciShow News
OSIRIS-REx finally entered orbit around the asteroid Bennu this week and new research has found an old recipe for RNA.
SciShow
Studying Poop to Save Species
Poop kind of stinks, but the stuff inside of poop can tell us a lot about the natural world.
SciShow
Phobos Is Hiding Secrets About Mars's Atmosphere | SciShow News
This week, researchers are getting ready to learn about earth and Mars, in places that you might not expect.
TED-Ed
TED-Ed: Jeff Leek and Lucy McGowan: This one weird trick will help you spot clickbait
Health headlines are published every day, sometimes making opposite claims from each other. There can be a disconnect between broad, attention-grabbing headlines and the often specific, incremental results of the medical research they...
SciShow
Luna 16: The Mission That (Finally) Could
Before there was a rover named Perseverance, there was a series of missions that earned that name in their own right.
Crash Course
How to Identify Molecules - Proton NMR: Crash Course Organic Chemistry
If you were given a chemical and told to identify it, how would you go about doing that? You could look at different factors like color, boiling point, melting point, or smell, but the answer still might not be clear. Thankfully, today...
SciShow
Why Days Are Getting Longer
You can complain about having the longest day ever today, and here is the science to prove it!
Amoeba Sisters
Gel Electrophoresis
Explore electrophoresis with The Amoeba Sisters! This biotechnology video introduces gel electrophoresis and how it functions to separate molecules by size. Expand video details for table of contents. Major Points in Video: Intro 00:00...
SciShow
Mining Asteroids for Space Treasure!
In the quest to build colonies in space, one major hurdle to overcome getting materials for construction to the places they'll be needed. One of the most promising techniques for solving this problem involves some extraordinary space...
TED Talks
Jorge Soto: The future of early cancer detection?
Along with a crew of technologists and scientists, Jorge Soto is developing a simple, noninvasive, open-source test that looks for early signs of multiple forms of cancer. Onstage at TEDGlobal 2014, he demonstrates a working prototype of...
TED Talks
TED: Synthetic voices, as unique as fingerprints | Rupal Patel
Many of those with severe speech disorders use a computerized device to communicate. Yet they choose between only a few voice options. That's why Stephen Hawking has an American accent, and why many people end up with the same voice,...
Bozeman Science
Statistics for Science
Paul Andersen introduces science for the science classroom. He starts with a brief description of Big Data and why it is important that we prepare future scientists to deal intelligently with large amounts of data. He explains the...
SciShow
The Fiery, Pitch-Black Egg-Planet
Last week, the Cassini probe dove into Saturn, never to be heard from again, but thankfully, Cassini wasn't the only probe out there. And we've also found an exoplanet that might be even darker and stranger than we thought.
SciShow
Can You Make Alcohol in Space?
Scientists sent the ingredients to brew beer and age whisky into space. What they got back was surprising.
TED Talks
TED: Every pollen grain has a story | Jonathan Drori
Pollen goes unnoticed by most of us, except when hay fever strikes. But microscopes reveal it comes in stunning colors and shapes -- and travels remarkably well. Jonathan Drori gives an up-close glimpse of these fascinating flecks of...
Crash Course
Degrees of Freedom and Effect Sizes - Crash Course Statistics
Today we're going to talk about degrees of freedom - which are the number of independent pieces of information that make up our models. More degrees of freedom typically mean more concrete results. But something that is statistically...
SciShow
Inside The World's Most Powerful New Microscopes
In recent years, scientists have come up with new ways to hack the physics of light, to invent the most powerful microscopes the world has ever seen.
Bozeman Science
Mass Spectrometry
In this video Paul Andersen explains how a spectrometer was used to identify the presence of isotopes. This modified Dalton's original atomic theory because atoms of the same element had different masses. The functional parts of a mass...
TED Talks
Fatima AlZahra'a Alatraktchi: To detect diseases earlier, let's speak bacteria's secret language
Bacteria "talk" to each other, sending chemical information to coordinate attacks. What if we could listen to what they were saying? Nanophysicist Fatima AlZahra'a Alatraktchi invented a tool to spy on bacterial chatter and translate...
SciShow
It's Time to Visit an Asteroid!
OSIRIS-REx is launching soon and it will become the first American spacecraft to return samples from an asteroid!
SciShow
How DNA Analysis Led Police to the Golden State Killer
The Golden State Killer was finally caught last week after more than 40 years, but the science behind it wasn’t just your everyday DNA forensics.
SciShow
These 100-Million-Year-Old Microbes Are Still Alive!
Researchers have found ancient communities of microbes that have been buried deep, for a hundred million years! This discovery might be the oldest living thing on Earth, and could even expand the search for life on other planets.
SciShow
Why Carbon Dating Might Be in Danger
Carbon dating transformed fields like archeology and paleontology, but its use might be in danger.