SciShow
We Threw Away $15 Billion in Gold Last Year
In 2022, humanity threw roughly 15 billion dollars of gold into the trash. That's because gold plays a small but significant role in our electronics. E-waste is a major issue these days, and scientists are hunting for better ways to...
SciShow
Our Galaxy May Be 10 Times Bigger Than We Thought
The Milky Way is often described as measuring 100,000 light years across and containing the mass of a trillion Suns. But our home galaxy is actually far bigger, and might be much less massive. Astronomers aren't sure what the exact stats...
MinuteEarth
Why These Bears “Waste” Food
Optimal foraging theory means that turning down food is sometimes more efficient than eating it - but even then, what’s “wasted” doesn’t necessarily go to waste.
SciShow
The Rocky Road to the Most Powerful Rocket in History
In 2024, NASA plans to send the first humans to the Moon (well, around the Moon) in over 50 years ago. And in order to get the necessary oomph to hurl those astronauts over there, NASA will be using its most powerful rocket ever: the...
SciShow
The Asteroid That Nearly Swallowed OSIRIS-Rex
It's always an asteroid heading straight toward us that we worry about, never what happens to us when we head straight toward the asteroid. OSIRIS-REx's experience with Bennu tells us it's worth a thought.
SciShow
What If Your Arm Falls Off Right After a Vaccine?
If you lost your arm almost immediately after being vaccinated, would you still be vaccinated?
SciShow
5D, Holograms, & DNA: Amazing Hard Drives of the Future
Today's data storage solutions have an expiration date. What's on the horizon to replace them?
SciShow
4 Billion Years in Under 10 Minutes
Have you ever wondered how our earth was created? Here is a brief history about the Earth.
PBS
The Mathematics of Quantum Computers
What is the math behind quantum computers? And why are quantum computers so amazing? Find out on this episode of Infinite Series.
SciShow
Quantum Computing Breakthrough
Quantum physics is weird. But quantum computing could be awesome! Learn how scientists took a big leap this week toward making quantum computers a reality.
3Blue1Brown
Binary, Hanoi and Sierpinski, part 1
How couting in binary can solve the famous tower's of hanoi problem.
PBS
How Much Information is in the Universe?
Billions of galaxies, each with billions of stars, each with .... rather a lot of particles in them. And then there's dark matter, black holes, planets, and the particles and radiation in between the stars and galaxies. But.... is the...
3Blue1Brown
Binary, Hanoi and Sierpinski - Part 1 of 2
How couting in binary can solve the famous tower's of hanoi problem.
SciShow
Does Getting COVID-19 Make You Immune to It? | SciShow News
Like a common cold or a cold sore, would it be possible to get a reinfection of COVID-19? Would we be able to build up long-term resistance to it?
SciShow
Counting Species out of Thin Air
Recent proof-of-concept studies showed that researchers were able to survey animals in an area simply by vacuuming up DNA in the air.
SciShow
How Intergalactic Particles Are Attacking Your Laptop
In the early 1980s IBM engineers had a hard time to to figure out inexplicable computer module failures in Denver, Colorado. When they finally cracked the puzzle, the cause turned out to be otherworldly.
SciShow
What Neanderthal DNA Is Doing To Your Genome
Scientists estimate that about 2% of our DNA is from Neanderthals. In this week, the journal Cell showed what those Neanderthal DNA do to our genome.
SciShow
3 Big Things We Learned About the Brain in 2019
We’ve learned a lot about how the human brain works, but there are still new discoveries and mysteries each year, and 2019 was no exception. We learned pretty big things, from internal compasses, to mysterious sniffers, to brain-washing...
SciShow
How Much Data Can Our Brains Store?
Our brains aren't exactly like a computer's hard drive, but it can still be fun to think about just how much storage space we have in our noggins.
TED-Ed
TED-Ed: The high-stakes race to make quantum computers work - Chiara Decaroli
Get to know the unique properties of quantum computers and the obstacles that have prevented this theoretical technology from becoming a reality. -- Quantum computers could eventually outstrip the computational limits of classical...
SciShow
Why Don't Comets Ever Have a Green Tail?
There’s no question that comets have been regarded as some of the most beautiful things in the night sky for thousands of years. But why are their heads often green but never their tails?
TED Talks
Ayah Bdeir: Building blocks that blink, beep and teach
Imagine a set of electronics as easy to play with as Legos. TED Fellow Ayah Bdeir introduces littleBits, a set of simple, interchangeable blocks that make programming as simple and important a part of creativity as snapping blocks together.