TED Talks
TED: What it takes to make change | Jacqueline Novogratz
What can you do to build a better world? Sharing stories from her pioneering career dedicated to tackling poverty, Jacqueline Novogratz offers three principles to spark and sustain a moral revolution. Learn how you can commit (or...
SciShow
Who Will Survive The 6th Mass Extinction
Some scientists say we’re in the midst of Earth’s sixth mass-extinction event, caused entirely by us. But some animals have a knack for surviving in a human-dominated world. What’s their secret?
TED Talks
Amber Case: We are all cyborgs now
Technology is evolving us, says Amber Case, as we become a screen-staring, button-clicking new version of homo sapiens. We now rely on "external brains" (cell phones and computers) to communicate, remember, even live out secondary lives....
SciShow
The Wild Reasons Many Older People Wake Up So Early
You might think your grandma who wakes up at 4am just needs less sleep than younger people. Not so! Studies suggest there are some bizarre reasons older people rise at the crack of dawn, including something called brain sand!
SciShow
The Supernova of 1054, Our Very Special Guest Star
All of humanity likely saw it, a brilliant supernova that lit up the daytime sky in 1054. But 960 years later, there’s still a lot we dont quite understand about the famous celestial phenomenon.
MinuteEarth
Can AI Help Us Identify Animals?
New technology has revolutionized how we study wild animals, but it has also bogged down scientists with data...luckily, there's an *intelligent* solution.
Bozeman Science
Chemical Change
In this video Paul Andersen explains how chemical differs from physical change. In the laboratory macroscopic observations are used to infer changes at the particulate level. Evidence for chemical change include gas production, change in...
SciShow
Why Is the Night Sky Dark?
If the universe is so vast and full of stars, why is the night sky dark?
TED Talks
BJ Miller: What really matters at the end of life
At the end of our lives, what do we most wish for? For many, it's simply comfort, respect, love. BJ Miller is a hospice and palliative medicine physician who thinks deeply about how to create a dignified, graceful end of life for his...
SciShow
5 Unsolved Mysteries About Dinosaurs
We can learn a lot from dinosaur fossils, but figuring how they behaved is a real challenge.
TED Talks
Vincent Moon and Naná Vasconcelos: Hidden music rituals around the world
Vincent Moon travels the world with a backpack and a camera, filming astonishing music and ritual the world rarely sees -- from a powerful Sufi ritual in Chechnya to an ayahuasca journey in Peru. He hopes his films can help people see...
SciShow
Colorfully Camouflaging Cuttlefish Are Colorblind
Colorfully Camouflaging Cuttlefish Are Colorblind
TED Talks
Mathias Basner: Why noise is bad for your health -- and what you can do about it
Silence is a rare commodity these days. There's traffic, construction, air-conditioning, your neighbor's lawnmower ... and all this unwanted sound can have a surprising impact on your health, says noise researcher Mathias Basner....
SciShow
Why Do I Get Dark Circles Under My Eyes?
Look alive, you! Today we’re diving into the science behind dark circles under your eyes, and all the things that might cause them – tiredness included.
Crash Course
Naked Eye Observations
Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with your naked eye.
SciShow
Why You Think You Look Better in Selfies
You might have had the experience of heading out for the night, feeling good, snapping a few selfies with friends that memorialize for all time how great your hair is looking. But the next day, you’re tagged in someone else’s photos and…...
TED-Ed
TED-Ed: What creates a total solar eclipse? - Andy Cohen
How can the tiny moon eclipse the sight of the gargantuan sun? By sheer coincidence, the disc of the sun is 400x larger than the disc of the moon, but the sun is 390x farther from Earth -- which means that when they align just right, the...
SciShow Kids
5 Reasons Why Dolphins Are Awesome
Dolphins aren't just smiley and cute! Jessi gives you 5 reasons why dolphins are awesome in this episode of SciShow Kids.
Crash Course Kids
Seeing Stars
So you know what a star is, right? Well, if you don't, you should. We've talked about that big one in the sky a few times: The Sun! But there are a lot of bright dots in the night sky and not all of them are stars. Today, let's play a...
SciShow
The Biggest-Ever Supernova
NASA has chosen three companies whose craft it will use to ship cargo to the ISS and we've got new details about the brightest supernova we've ever observed.
TED-Ed
TED-Ed: How do animals see in the dark? - Anna Stockl
To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors. What is it, then, that separates moths from men?...
TED Talks
TED: The world's most boring television ... and why it's hilariously addictive | Thomas Hellum
You've heard about slow food. Now here's slow ... TV? In this very funny talk, Norwegian television producer Thomas Hellum shares how he and his team began to broadcast long, boring events, often live -- and found a rapt audience. Shows...
SciShow Kids
The Fastest Sled Ride Ever!
It snowed last night where Jessi and Squeaks live, so this morning they tried to go sledding, but they didn't end up going fast or very far. Can you help them figure out what they can do to get their sled zipping down the hill?