TED-Ed
What causes migraines? | Marianne Schwarz
A throbbing, pounding headache. Bright zigzagging lines across your field of vision. Sensitivity to light, lingering fatigue, disrupted sleep. While an incapacitating headache is one of the most common symptoms, a migraine can include...
MinutePhysics
Where Does Complexity Come From? (Big Picture Ep. 3/5)
This video is about the difference between complexity and entropy, and how complex things like life can arise from disorder. Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it!...
Crash Course
Why Star Stuff Matters: Crash Course Big History 202
So, the stars made the elements, we're all made of star stuff, etc. But what does all this mean? This week Emily Graslie teaches you how the formation of chemical elements in the bellies of the earliest stars made life as we know it...
TED-Ed
TED-ED: Can machines read your emotions? - Kostas Karpouzis
Computers can beat us in board games, transcribe speech, and instantly identify almost any object. But will future robots go further by learning to figure out what we're feeling? Kostas Karpouzis imagines a future where machines and the...
Bozeman Science
What is CRISPR?
In this video Paul Andersen explains how the CRISPR/Cas immune system was identified in bacteria and how the CRISPR/Cas9 system was developed to edit genomes.
TED-Ed
TED-Ed: Why is biodiversity so important? - Kim Preshoff
Our planet's diverse, thriving ecosystems may seem like permanent fixtures, but they're actually vulnerable to collapse. Jungles can become deserts, and reefs can become lifeless rocks. What makes one ecosystem strong and another weak in...
SciShow
Blue Is Pretty Special: How Nature Gets the Blues
It's really difficult for life to create blue pigments, but the color can appear in a handful of compounds that create just the right conditions to reflect blue photons.
TED Talks
TED: Puppies! Now that I’ve got your attention, complexity theory | Nicolas Perony
Animal behavior isn't complicated, but it is complex. Nicolas Perony studies how individual animals -- be they Scottish Terriers, bats or meerkats -- follow simple rules that, collectively, create larger patterns of behavior. And how...
3Blue1Brown
But what is the Fourier Transform? A visual introduction.
An animated introduction to the Fourier Transform, winding graphs around circles.
TED Talks
Michael Tilson Thomas: Music and emotion through time
In this epic overview, Michael Tilson Thomas traces the development of classical music through the development of written notation, the record, and the re-mix.
Be Smart
The Science of Kissing
When you really think about it, kissing is an odd human behavior. You know, all the rubbing of our faces all over each other. So there must be a good reason why we do it, right? From motherly comforts to testing the genetic compatibility...
TED Talks
TED: The line between life and not-life | Martin Hanczyc
In his lab, Martin Hanczyc makes "protocells," experimental blobs of chemicals that behave like living cells. His work demonstrates how life might have first occurred on Earth ... and perhaps elsewhere too.
TED-Ed
TED-Ed: Is this the most successful animal ever? | Nigel Hughes
Prevailing for around 270 million years and encompassing more than 20,000 distinct species, trilobites are some of the most successful lifeforms in Earth's history. When they sprung into existence, they were among the most diverse and...
TED Talks
TED: Demand a more open-source government | Beth Noveck
What can governments learn from the open-data revolution? In this stirring talk, Beth Noveck, the former deputy CTO at the White House, shares a vision of practical openness -- connecting bureaucracies to citizens, sharing data, creating...
SciShow
The Many Functions of Fungi | Compilation
There’s no denying that fungus is all around us all the time. And not all of it is helpful, but neither is all of it harmful. Here are some of the many functions of fungi.
TED Talks
Tim Harford: Trial, error and the God complex
Economics writer Tim Harford studies complex systems -- and finds a surprising link among the successful ones: they were built through trial and error. In this sparkling talk from TEDGlobal 2011, he asks us to embrace our randomness and...
TED-Ed
TED-ED: The evolution of animal genitalia - Menno Schilthuizen
Genitals are the fastest-evolving organs in the animal kingdom. But why is this so? And what's the point of having decorative private parts? Menno Schilthuizen explains how the evolutionary biology of nature's nether regions uncovers a...
TED Talks
Federica Bianco: How we use astrophysics to study earthbound problems
To study a system as complex as the entire universe, astrophysicists need to be experts at extracting simple solutions from large data sets. What else could they do with this expertise? In an interdisciplinary talk, TED Fellow and...
SciShow
The Math and Mystery of Murmurations
If you've ever seen a group of starlings in flight, you've appreciated one of nature's most hypnotic sights -- the lava-lamp-like flow of a murmuration. SciShow explains the biology and mathematics behind this beautiful phenomenon.
TED-Ed
TED-ED: The left brain vs. right brain myth - Elizabeth Waters
The human brain is visibly split into a left and right side. This structure has inspired one of the most pervasive ideas about the brain: that the left side controls logic and the right side controls creativity. And yet, this is a myth,...
TED-Ed
TED-ED: How do birds learn to sing? _ Partha Mitra
A brown thrasher knows a thousand songs. A wood thrush can sing two pitches at once. A mockingbird can match the sounds around it - including car alarms. These are just a few of the 4,000 species of songbirds. How do these birds learn...
SciShow
Solar Flares and a Virtual Universe
SciShow Space takes you inside solar flares, and how we've managed to get the best look at one yet, along with news about a new, Web-based simulation of the earliest days of the universe that you can explore yourself!
TED Talks
TED: How to build a business that lasts 100 years | Martin Reeves
If you want to build a business that lasts, there may be no better place to look for inspiration than your own immune system. Join strategist Martin Reeves as he shares startling statistics about shrinking corporate life spans and...
TED Talks
John Maeda: Designing for simplicity
The MIT Media Lab's John Maeda lives at the intersection of technology and art, a place that can get very complicated. Here he talks about paring down to basics.