TED Talks
Sara Seager: The search for planets beyond our solar system
Every star we see in the sky has at least one planet orbiting it, says astronomer Sara Seager. So what do we know about these exoplanets, and how can we find out more? Seager introduces her favorite set of exoplanets and shows new...
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...
TED Talks
Neil Turok: My wish: Find the next Einstein in Africa
Accepting his 2008 TED Prize, physicist Neil Turok speaks out for talented young Africans starved of opportunity: by unlocking and nurturing the continent's creative potential, we can create a change in Africa's future.
TED Talks
Sarah Kay: "A Bird Made of Birds"
"The universe has already written the poem you were planning on writing," says Sarah Kay, quoting her friend, poet Kaveh Akbar. Performing "A Bird Made of Birds," she shares how and where she finds poetry. (Kay is also the host of TED's...
TED-Ed
TED-Ed: Silvia Moreno-García: Titan of terror: the dark imagination of H.P. Lovecraft
Arcane books of forbidden lore, disturbing secrets in the family bloodline, and terrors so unspeakable the very thought of them might drive you mad. These have become standard elements in modern horror stories. But they were largely...
SciShow
SciShow Quiz Show: With the SciShow Space Reid Reimers!
Welcome to SciShow Quiz Show, where SciShow Space co-hosts Hank and Reid are back for another round!
TED Talks
TED: The missing 96 percent of the universe | Claire Malone
We've misplaced the building blocks of the cosmos -- and particle physicists like Claire Malone are on a mission to find them. Despite scientists hitting a "major snag" in uncovering what exactly makes up dark matter and dark energy, she...
SciShow
Active Volcanoes on Mars?
Mars is covered with the remnants of long-dead volcanoes, but one of them might have been alive surprisingly recently.
MinutePhysics
Can We Predict Everything
Einstein didn't like quantum mechanics because it wasn't able to make perfect predictions... but science is not about what you like, it's about what's true!
Crash Course
The Deep Future Crash Course Big History 10
Finally, after what seems like eons and eons, the end is nigh. We're talking not only about the end of Crash Course Big History, but also the end of everything. The end of humanity and the end of the universe.John and Hank Green will...
Be Smart
The Cosmic Afterglow
The lingerling radiation from the ancient universe still surrounds us to this day.
PBS
Space Used to Be Orange!!
As long as we've been around, YES. But the universe gets much more exciting, AND much BRIGHTER, as we start winding our clocks back to the early days of the universe. Near the beginning of the universe, when space was rapidly expanding,...
TED Talks
Juan Enriquez: Will our kids be a different species?
Throughout human evolution, multiple versions of humans co-existed. Could we be mid-upgrade now? Juan Enriquez sweeps across time and space to bring us to the present moment -- and shows how technology is revealing evidence that suggests...
SciShow
The New Space Weather Mission
The universe gets a little weirder, and more dangerous, every time we study it. Understanding space weather, which can mess with our communications systems, will take strategic planning to monitor.
TED Talks
Alex Wissner-Gross: A new equation for intelligence
Is there an equation for intelligence? Yes. It's F = T ∇ Sτ. In a fascinating and informative talk, physicist and computer scientist Alex Wissner-Gross explains what in the world that means.
SciShow
Dark Energy Camera
Hank brings us news of the most sensitive digital camera in the universe, poised to help astronomers explain the mystery of why the universe is speeding up instead of slowing down as Einstein's theory of General Relativity would predict.
MinutePhysics
A Brief History of Everything, feat. Neil deGrasse Tyson
In this captivating video narrated by astrophysicist Neil deGrasse Tyson, viewers are taken on a journey through the history of the universe, from its explosive beginnings to the evolution of life on Earth. Through a mix of science and...
SciShow
NASA's Planetary Protection Job, and a Brand New Way to Study Neutrinos
The Planetary Protection Office is hiring and we've found a much easier way to study neutrinos.
SciShow
Life on a Donut Planet
We're used to talking about planets as spherical objects, but a donut-shaped planet is theoretically possible. What would life be like on one of these?
SciShow
Would Aliens Be Able to See Earth?
Scientists have worked out how likely it is that distant planets can see earth, and we are learning new ways to study the magnetic fields of galaxies.
3Blue1Brown
What does it feel like to invent math?
A journey through infinite sums, p-adic numbers, and what it feels like to invent new math.
PBS
The Vacuum Catastrophe
If vacuum energy really does have the enormous value predicted by quantum field theory then our gently expanding, geometrically flat universe shouldn't exist. This is the vacuum catastrophe.
PBS
Black Holes from the Dawn of Time
Primordial black holes may be lurking throughout our universe. How large are they, how many are out there and what would happen if they moved through our solar system?
SciShow
The Nicest Neighborhoods in the Universe
What does it really take for a planet to be habitable? It turns out, certain parts of a star system, a galaxy, and even the universe as we know it, are more habitable than others. Get to know them as Hank takes you on a tour of some of...