SciShow
Apocalypse Averted, Colossal Squid, & Rocket to the Sun?
Hank tells us about near-earth objects & primordial black holes; new developments in evolutionary genetics; a giant squid & a giant radio telescope; & answers viewer questions about disposing of nuclear waste in space.
TED Talks
TED: The search for microscopic aliens | Sarah Rugheimer
Astrophysicist and TED Fellow Sarah Rugheimer searches for aliens -- but not the cartoony green kind. She's looking for extraterrestrial microbes by studying how these single-celled organisms emit gases, which could reveal evidence of...
TED Talks
Patricia Burchat: Shedding light on dark matter
Physicist Patricia Burchat sheds light on two basic ingredients of our universe: dark matter and dark energy. Comprising 96% of the universe between them, they can't be directly measured, but their influence is immense.
TED Talks
Gian Giudice: Why our universe might exist on a knife-edge
The biggest surprise of discovering the Higgs boson? That there were no surprises. Gian Giudice talks us through a problem in theoretical physics: what if the Higgs field exists in an ultra-dense state that could mean the collapse of all...
TED Talks
TED: How radio telescopes show us unseen galaxies | Natasha Hurley-Walker
Our universe is strange, wonderful and vast, says astronomer Natasha Hurley-Walker. A spaceship can't carry you into its depths (yet) -- but a radio telescope can. In this mesmerizing talk, Hurley-Walker shows how she probes the...
SciShow
SpaceX's Awesome New Craft, and 'Mega-Earth' Discovered
SciShow Space gives you the latest news from around the universe, including the discovery of a new class of exoplanet dubbed a "mega-Earth," and a tour of SpaceX's new crewed vehicle, the Dragon V2.
MinutePhysics
Shells of Cosmic Time (ft. @AstroKatie)
Thanks to @AstroKatie (http://astrokatie.com) for the collaboration! This video is about the cosmic distance scale and how we see objects farther away in space (ie at higher red shift) farther back in time because light takes time to...
TED Talks
TED: How we found hundreds of potential Earth-like planets | Dimitar Sasselov
(NOTE: This talk was given in 2010, and this field of science has developed quickly since then. Read "Criticisms & updates" below for more details.) Astronomer Dimitar Sasselov and his colleagues search for Earth-like planets that may,...
SciShow
Our Expanding Universe | Compilation
The universe is expanding. But how much is it expanding? Is it doing expanding the same way everywhere? And can physics actually explain the expansion?
SciShow
Zeroing in on Dark Matter
In an effort to find Dark Matter, what did we find? Let's zero in on the matter.
MinutePhysics
The Twins Paradox Hands-On Explanation | Special Relativity Ch. 8
This video is chapter 8 in my series on special relativity, and it presents a hands-on explanation of the resolution to the Twins Paradox using the mechanical minkowski diagram, aka mechanical Lorentz transformation, aka spacetime globe....
TED Talks
TED: The untapped genius that could change science for the better | Jedidah Isler
Jedidah Isler dreamt of becoming an astrophysicist since she was a young girl, but the odds were against her: At that time, only 18 black women in the united States had ever earned a PhD in a physics-related discipline. In this personal...
PBS
The Oh My God Particle
In 1991 a single atomic nucleus slammed into our atmosphere with the intensity of a macroscopic object. It's been named The Oh-My-God particle.
SciShow
The Mysterious "Space Roar"
We here at SciShow like to start things off with a "Boom" for yet another season! Hank talks about the mystery behind the "Space Roar" and why it is we can't really hear it.
SciShow
Will We Ever Find Intelligent Alien Life?
What can an equation tell us about whether or not we're alone in the universe?
MinutePhysics
Time Travel in Fiction Rundown
For ages I’ve been thinking about doing a video analyzing time travel in fiction and doing a comparison of different fictional time travels – some do use wormholes, some relativistic/faster than light travel with time dilation, some...
TED Talks
Jedidah Isler: How I fell in love with quasars, blazars and our incredible universe
Jedidah Isler first fell in love with the night sky as a little girl. Now she's an astrophysicist who studies supermassive hyperactive black holes. In a charming talk, she takes us trillions of kilometers from Earth to introduce us to...
SciShow
Space Particles Are Flying Through You Right Now!
Tiny remnants of extreme nuclear reactions in space are flying through your body right now. And astronomers are hunting them to learn more about some of the most energetic and violent objects in the universe.
SciShow
Space-Grown Vegetables, and the Ring That Shouldn't Exist
Astronauts ate some space-grown lettuce, and astronomers discovered a ring of galaxies that's so big it defies the laws of physics.
SciShow
Has Stephen Hawking Solved a Black Hole Paradox?
Stephen Hawking recently announced that he'd come up with an answer to one of the biggest questions in physics. But it'll probably be a while before we know exactly what it is.
MinutePhysics
How to Build a Teleporter with Aliens
The first 200 people to use http://skl.sh/minutephysics30 get 30% off a premium Skillshare subscription. This video is about the international system of units (SI), the international prototype kilogram (the IPK or "le grande k"), and...
SciShow
Are There Planets More Habitable Than Earth?
Earth probably isn’t the best place in the universe. It turns out there might be even better places to live that are even more suitable for life: superhabitable planets.
SciShow
To Study the Universe, This Town Still Bans Cell Phones
Part of being very far away from the rest of the universe is that the signals are very faint, so sometimes you need a nice, quiet spot to listen from.