TED Talks
TED: How we can use light to see deep inside our bodies and brains | Mary Lou Jepsen
In a series of mind-bending demos, inventor Mary Lou Jepsen shows how we can use red light to see and potentially stimulate what's inside our bodies and brains. Taking us to the edge of optical physics, Jepsen unveils new technologies...
TED Talks
Michel Laberge: How synchronized hammer strikes could generate nuclear fusion
Our energy future depends on nuclear fusion, says Michel Laberge. The plasma physicist runs a small company with a big idea for a new type of nuclear reactor that could produce clean, cheap energy. His secret recipe? High speeds,...
SciShow
Why Can Blu-rays Hold More Than DVDs?
Blu-rays can hold about ten times more than DVDs because Blu-ray players use special blue lasers to read them. But it took a while for scientists to figure out how to make those lasers work.
TED-Ed
TED-Ed: The fundamentals of space-time: Part 2 - Andrew Pontzen and Tom Whyntie
Light always travels at a speed of 299,792,458 meters per second. But if you're in motion too, you're going to perceive it as traveling even faster -- which isn't possible! In this second installment of a three-part series on space-time,...
SciShow
How to Find Dark Matter with a Billion Pendulums | SciShow News
Are you there Dark Matter? It's me, a billion pendulums.
TED Talks
TED: Could this laser zap malaria? | Nathan Myhrvold
Nathan Myhrvold and team's latest inventions -- as brilliant as they are bold -- remind us that the world needs wild creativity to tackle big problems like malaria. And just as that idea sinks in, he rolls out a live demo of a new,...
TED Talks
TED: Dance vs. powerpoint, a modest proposal | John Bohannon
Instead of a boring slide deck at your next presentation, how about bringing in a troupe of dancers? That's science writer John Bohannon's "modest proposal" in this spellbinding choreographed talk. He makes his case by example, in...
SciShow
Destroying Space Junk With Lasers, and Two Rare Eclipses!
This week on SciShow Space News, astronauts had to take the scenic route to the ISS because of some space debris. And this month, you might get to see two eclipses: a solar eclipse, and a rare supermoon eclipse.
SciShow
Why We Started Shooting Lasers Into People’s Eyeballs
Your eyes might malfunction, but lasers can fix them. Here's how researchers developed those procedures.
SciShow
Could We Really Visit Other Stars?
We might be getting a little closer to making interstellar travel a reality just not for humans.
TED Talks
Klaus Stadlmann: The world's smallest 3D printer
What could you do with the world's smallest 3D printer? Klaus Stadlmann demos his tiny, affordable printer that could someday make customized hearing aids -- or sculptures smaller than a human hair.
SciShow
How Would We Stop a Nuclear Missile?
Most of us are hoping that any nuclear threats are just empty threats, and getting at the facts about ICBMs can be difficult. But what would actually happen if someone launched a nuclear weapon?
SciShow
Ghost Crabs Take Stomach Growling to a Whole New Level
You think your tummy rumbles? Meet the ghost crab — it growls using teeth inside its stomach, and not because it’s feeling peckish!
TED Talks
TED: How humanity can reach the stars | Philip Lubin
Could we exit our solar system, and enter another? Astrophysicist Philip Lubin discusses the awesome potential of using lasers to propel small spacecraft, enabling humanity's first interstellar missions. Learn how this transformative...
SciShow
This Beautiful House Is Made of Snot
These giant balls of mucus may seem like a bizarre sight in the open ocean, but all this snot serves a purpose, both for the tiny creatures that produce it and for the entire ocean ecosystem!
SciShow
The Latest From Mars: Day 2
Hank briefs us on the current status of the Mars Science Laboratory, and gives us a taste of what we can hope to see coming from it in the next few months, and during the rest of its two year mission.
SciShow
How Ancient Buildings Became Accidental Seismographs
We use seismographs to record the time, location and magnitude of earthquakes as they happen. But in the last three decades, a new field of study has emerged that is learning to track these details about earthquakes of old using the...
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
The Secret to Unbelievably Fast Internet: Twisting Light
You might finally be able to watch that 4k video without buffering, thanks to quantum mechanics and orbital angular momentum.
TED Talks
Paul McEuen and Marc Miskin: Tiny robots with giant potential
Take a trip down the microworld as roboticists Paul McEuen and Marc Miskin explain how they design and mass-produce microrobots the size of a single cell, powered by atomically thin legs -- and show how these machines could one day be...
SciShow
Why Scientists Want to Build a Shoebox-Sized Particle Accelerator
If you want to make particles move really fast, you have to build a particle accelerator that is really big, right? Not anymore!
SciShow
How Scientists Protect the World's Most Famous Art
Conserving and restoring art can be pretty tricky. Thankfully, scientists have been learning how to restore artwork in some pretty cool ways that are effective, safe, and a little weird, to be honest.
SciShow
What the World’s Smallest Tweezers Tell Us About DNA
DNA isn’t the simple, loose double-helix you might see in a biology textbook, so isolating single strands of it can be next to impossible. But with some simple tricks of physics, scientists came up with a special type of tweezers that...
SciShow
Top 5 Coolest Things about Curiosity
In which Hank celebrates the landing of the Mars Curiosity Rover which you know was pretty freaking cool. So here are the Top Five Coolest Things about the Mars Curiosity Rover!