PBS
White Holes
Lurking in the depths of the mathematics of Einstein's general relativity is an object even stranger than the mysterious black hole. In fact it's the black hole's mirror twin, the white hole. Some even think that these could be the...
TED Talks
TED: How Mars might hold the secret to the origin of life | Nathalie Cabrol
While we like to imagine little green men, it's far more likely that life on other planets will be microbial. Planetary scientist Nathalie Cabrol takes us inside the search for microbes on Mars, a hunt which counterintuitively leads us...
SciShow
How Pluto’s Heart Makes Its Atmosphere Spin Backward - SciShow News
Pluto's heart is revealing itself to be a major influence on the dwarf planet’s landscape and atmosphere, and scientists used atom probe tomography (APT) for the first time on lunar soil to study it atom by atom!
SciShow
How Ancient Pollen Can Predict The Future
We don't need a time machine to learn from the past (but let us know if you find one)! Air bubbles trapped in ice for millennia and ancient pollen grains can tell us a lot about climate shifts hundreds of thousands of years ago!
TED Talks
TED: How the Net aids dictatorships | Evgeny Morozov
TED Fellow and journalist Evgeny Morozov punctures what he calls "iPod liberalism" -- the assumption that tech innovation always promotes freedom, democracy -- with chilling examples of ways the Internet helps oppressive regimes stifle...
SciShow
Do Black Holes Have Quantum Hair?
We don’t know what happens to stuff when it gets sucked into a black hole, but in the same instance, we don’t know what happens to the black hole. There’s a possibility that sucked up stuff might actually give the black hole “quantum hair”.
MinutePhysics
Picture of the Big Bang (a.k.a. Oldest Light in the Universe)
Where does all the stuff in the universe come from?
TED Talks
TED: If trees could speak | Elif Shafak
How do we tell stories of humanity and nature at a time when our planet is burning? Novelist Elif Shafak invites us to listen to the trees, whose experience of time, stillness and impermanence is utterly different from our own. "Hidden...
MinutePhysics
The Arrow of Time feat. Sean Carroll
Why is the past different from the future? Caltech physicist Sean Carroll explains how the arrow of time is not an intrinsic property of physics, but rather an emergent feature.
SciShow
Breaking News: Mars Suitable for Life
Earlier today, mission specialists with NASA's Mars Science Laboratory announced that they have found, for the first time, evidence of an ancient environment on Mars that could have sustained life. Hank tells us the specifics in this...
PBS
How Time Becomes Space Inside a Black Hole
Find out how time and space switch roles when we move beyond the event horizon of the black hole.
SciShow
Our Past Written in the Stars
Unfortunately, time machines don't exist, but there are other ways to learn about our sun's past.
SciShow
Tour the Solar System with SciShow Space
Did you know SciShow has a whole channel dedicated solely to space? Well, we hope you packed warm, cause we’re taking you on a tour through the solar system with these SciShow Space episodes!
TED Talks
TED: The jobs we'll lose to machines -- and the ones we won't | Anthony Goldbloom
Machine learning isn't just for simple tasks like assessing credit risk and sorting mail anymore -- today, it's capable of far more complex applications, like grading essays and diagnosing diseases. With these advances comes an uneasy...
TED-Ed
TED-ED: Why is Herodotus called The Father of History? - Mark Robinson
About 2500 years ago, the writing of history as we understand it didn't really exist. Then, a man called Herodotus witnessed the Persian invasions of Greece and decided to find out why they happened. Mark Robinson investigates how the...
SciShow
3 Times We Captured Physical Pieces of the Sun
It's tricky to study the particles of our Sun because Earth’s magnetic field deflects them, but scientists have found ways to do it! They're helping us understand things like the Sun’s origin, what it's made of, and how it might affect...
SciShow
Denisovans: Our Mysterious Cousins That Made Us Better
During most of the past 2 million years or so, there were several species of hominins on Earth at any given time. Like, you might be familiar with our famous extinct cousins, the Neanderthals. But since 2010 we’ve been uncovering...
SciShow
Why Did We Keep Sealed Moon Samples?
We’ve been sitting on samples of the lunar surface for decades and, with better technology than when they were taken, we are opening them back up to take another look!
SciShow
Hyenas Once Lived in the Frigid Arctic
Prehistoric teeth prove that hyenas once roamed the Arctic and the relationship between ancient crocodiles and climate is more complicated than we thought.
Crash Course
Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature
In which John Green continues to explore F. Scott Fitzgerald's novel, The Great Gatsby. In this installment, John looks into the titular Gatsby's purported Greatness. Gatsby's single-minded pursuit of Daisy, his checkered past, and his...
SciShow
These Icy Rocks Might Be from Another Solar System | SciShow News
New research suggests that Venus’ patterned crust might currently be more active than we thought! Astrophysicists have also modeled the orbits of mysterious objects between Jupiter and Neptune, and found that they could have come from...
SciShow
The Unexpected Benefits (and Risks) of Nostalgia
Psychologists consider nostalgia a complex emotion and it may have both benefits and risks.
TED-Ed
TED-Ed: If superpowers were real: Super speed - Joy Lin
What if super speed wasn't just the stuff of epic comic book stories? Is it scientifically possible to be super speedy? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere...
TED Talks
TED: The online community supporting queer Africans | Okong'o Kinyanjui
Feeling safe is a human right -- but in many African countries, colonial-era laws make it dangerous for LGBTQIA+ people to gather and share their sexual orientation, gender identity or gender expression. Creating a space that leaves no...