TED Talks
Nick Bostrom: How civilization could destroy itself -- and 4 ways we could prevent it
Humanity is on its way to creating a "black ball": a technological breakthrough that could destroy us all, says philosopher Nick Bostrom. In this incisive, surprisingly light-hearted conversation with Head of TED Chris Anderson, Bostrom...
SciShow
What Stephen Hawking Really Said About Black Holes
Hank explains the science behind recent reports that physics great Stephen Hawking said "there are no black holes." There are. They're just super complicated.
TED Talks
TED: A reality check on renewables | David MacKay
How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathematics that show worrying limitations on our sustainable energy options ... and...
SciShow
Mistletoe: The Holiday Plant That Shouldn’t Exist
Mistletoe's ability to stay green through harsh, cold weather has made it a symbol of holiday romance for centuries. But it relies on some very strange (and occasionally disgusting) adaptations to stay vibrant and healthy all winter long.
SciShow
Brain vs. Computer
The brain of luchador Hanko wants to take on the worlds fastest supercomputer, "K," in a cage match for bragging rights - which one is the most impressive information processor?
SciShow
No, We Didn't Discover a Bizarro Universe | SciShow News
Scientists picked up two unusual signals that seemed to be coming up from the ground instead of down from space. They're still working on understanding why, but despite what you may have heard, they aren't evidence for a parallel...
SciShow
How Quantum Mechanics Affects Your Life
While you might not think about quantum mechanics being part of your everyday life, it turns out that it might play a role in some of the most familiar things, from the sunlight in the trees to the nose on your face! Chapters View all...
Amoeba Sisters
Food Webs and Energy Pyramids: Bedrocks of Biodiversity
Explore food chains, food webs, energy pyramids, and the power of biodiversity in this ecology video by the Amoeba Sisters! This video also introduces general vocabulary for the unit of ecology.
TED Talks
Arthur Potts Dawson: A vision for sustainable restaurants
If you've been in a restaurant kitchen, you've seen how much food, water and energy can be wasted there. Chef Arthur Potts-Dawson shares his very personal vision for drastically reducing restaurant, and supermarket, waste -- creating...
Crash Course
A Brief History of the Universe
Thanks to the wonders of physics, astronomers can map a timeline of the universe’s history. Today, Phil’s going to give you an overview of those first few minutes (yes, MINUTES) of the universe’s life. It started with a Big Bang, when...
SciShow
The First Volcano Power Plant!
Be blown away with this episode of SciShow News as Hank talks about using the power of one of earths most powerful energy sources: Volcanoes!
TED Talks
TED: What a planet needs to sustain life | Dave Brain
Venus is too hot, Mars is too cold, and Earth is just right, says planetary scientist Dave Brain. But why? In this pleasantly humorous talk, Brain explores the fascinating science behind what it takes for a planet to host life -- and why...
SciShow
Why Multitask While Driving Isn't a Good Idea
Driving can be dangerous, especially if you’re trying to juggle a variety of distractions while barreling down a busy highway. So scientists are looking into ways to keep us focused on the task at hand, even if you’re traveling in an...
SciShow
These Baby Shrimp Really Pack a Punch!
Many species of mantis shrimp rely on their incredible punching abilities to stun their prey. But it turns out they don’t have to be mature mantis shrimp to start getting their punch on. And baby Philippine mantis shrimp can punch nearly...
MinutePhysics
2011 Nobel Prize - Dark Energy feat. Sean Carroll
Guest narrator Sean Carroll of Caltech describes dark energy and the acceleration of the universe, the discovery of which was awarded the 2011 Nobel Prize in Physics on October 4th.
SciShow
Who Melted the Earth
Hank clarifies, corrects, and generally straightens out the origins of the terrific heat inside the Earth. It's not only from the collisions and pressure that date back to Earth's formation, it also involves the transport of heavier...
TED Talks
Paul MacCready: Nature vs. humans
In 1998, aircraft designer Paul MacCready looks at a planet on which humans have utterly dominated nature, and talks about what we all can do to preserve nature's balance. His contribution: solar planes, superefficient gliders and the...
SciShow
Airglow: Why The Night Sky Is Really Green
If you look closely enough, you'll see the night sky is actually a little green. SciShow Space explains the science behind the phenomenon known as airglow.
MinuteEarth
When Trees Go Nuts
Every once in a while, all the oaks or spruces or other plants in a region suddenly produce a tremendous bounty of seeds – up to 100 times more than usual. But why do they do it, and how do they all manage to sync up?...
SciShow
Why Does Being in the Sun Make You So Tired?
The beach is nice, but why does spending time out in the sun leave us feeling so exhausted?
SciShow
What Causes Auroras?
SciShow tackles a Quick Question with a longish answer: What causes auroras? TL;DR: It's a breathtaking display of particle physics in action.
SciShow
A New Way to Bring People Back from a 'Vegetative State'
Scientists have had some success with a new technique to restore awareness to a person in a vegetative state & also that we could potentially use the water cycle to power most of the United States!
SciShow
We Know More About That Underground Lake on Mars | SciShow News
Scientists have taken a look at the underground lake found on Mars in 2018, and it might not be the only one! Plus, new clues might help us understand why the Sun’s atmosphere is so much hotter than the surface!
Amoeba Sisters
Classification
Explores classification in biology as well as taxonomy hierarchy: domain, kingdom, phylum, class, order, family, genus, and species with The Amoeba Sisters! This video also discusses the importance of scientific names and why...