SciShow
Why Dancing Is So Helpful for Parkinson's
For millions of people with Parkinson’s disease, movement becomes much harder. But researchers have found that dance therapy may help them both physically and mentally.
Crash Course
Neutron Stars
In the aftermath of a 8 – 20 solar mass star’s demise we find a weird little object known as a neutron star. Neutrons stars are incredibly dense, spin rapidly, and have very strong magnetic fields. Some of them we see as pulsars,...
SciShow
Science Superlatives of 2015!
Learn about the strongest, slowest, and fastest science in 2015!
SciShow
Bone Cities, Ash Towers, and 4 Other Futuristic Buildings
Right now, the construction industry heavily relies on concrete, but it isn't great for the earth. Many scientists are looking for ways to replace it in the future, and some of their ideas are so off the wall that they just might work.
TED Talks
TED: The surprising way groups like ISIS stay in power | Benedetta Berti
ISIS, Hezbollah, Hamas. These three very different groups are known for violence — but that’s only a portion of what they do, says policy analyst Benedetta Berti. They also attempt to win over populations with social work: setting up...
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.
Crash Course
Herakles. Or Hercules. A Problematic Hero: Crash Course World Mythology
This week, Mike Rugnetta re-introduces Herakles, the strong man of Greek and Roman myth. Strongman with a darkside, that is. You'll learn about Herakles' 10 actually 12 labors, the story of his birth, his death, some of his marriages,...
TED-Ed
TED-Ed: The myth of Ireland's two greatest warriors | Iseult Gillespie
Cú Chulainn, hero of Ulster, stood at the ford at Cooley, ready to face an entire army single handedly— all for the sake of a single bull. The army in question belonged to Queen Meadhbh of Connaught. Enraged at her husband's possession...
SciShow
7 Ridiculous Feats of Strength in the Animal Kingdom
You're probably already familiar with some of the more common examples of super strong animals, like the crocodile with its powerful bite or the leafcutter ant's impressive overhead carry. However, there are lots of lesser-known animals...
SciShow
The First Time We Met a Comet, We Blew a Hole in It
In the first mission of its kind, Deep Impact’s goal was to teach us about the interior of comets...by blowing a hole in the side of one!
Crash Course
How the Leaning Tower of Pisa Was Saved: Crash Course Engineering #40
This week we’re going underground to explore geotechnical and seismic engineering. We’ll look at how structures connect to the ground and transmit loads through their foundations, and how those foundations need to provide a high bearing...
TED Talks
TED: How shocking events can spark positive change | Naomi Klein
Things are pretty shocking out there right now -- record-breaking storms, deadly terror attacks, thousands of migrants disappearing beneath the waves and openly supremacist movements rising. Are we responding with the urgency that these...
TED Talks
TED: The story of Marvel's first queer Latina superhero | Gabby Rivera
With Marvel's "America Chavez," Gabby Rivera wrote a new kind of superhero -- one who can punch portals into other dimensions while also embracing her gentle, goofy, soft side. In a funny, personal talk, Rivera shares how her own...
TED-Ed
TED-Ed: If superpowers were real: Super strength - Joy Lin
What if super strength wasn't just the stuff of epic comic book stories? Is it scientifically possible to be super strong? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us...
TED Talks
Eythor Bender: Human exoskeletons -- for war and healing
Eythor Bender of Berkeley Bionics brings onstage two amazing exoskeletons, HULC and eLEGS -- robotic add-ons that could one day allow a human to carry 200 pounds without tiring, or allow a wheelchair user to stand and walk. It's a...
SciShow
How Silly String Saves Lives
Silly String. It's awesome for pranks or party shenanigans, but this foam could also save your life someday.
MinutePhysics
What is Gravity?
In this episode, we discuss the basic nature of gravity, one of the four fundamental forces in our universe.
TED Talks
TED: 4 ways to build a human company in the age of machines | Tim Leberecht
In the face of artificial intelligence and machine learning, we need a new radical humanism, says Tim Leberecht. For the self-described "business romantic," this means designing organizations and workplaces that celebrate authenticity...
SciShow
Space Headwinds Might Help Us Find Dark Matter
Some scientists are hoping to use our motion through the galaxy to help detect some of the most elusive particles of all: dark matter.
TED Talks
Eddi Reader: "What You've Got"
Singer/songwriter Eddi Reader performs "What You Do With What You've Got," a meditation on a very TED theme: how to use your gifts and talents to make a difference. With Thomas Dolby on piano.
Bozeman Science
PS2B - Types of Interactions
Paul Andersen explains how objects interact when touching and at a distance. Electromagnetic forces are very important when objects are touching and fields explain both electromagnetic and gravitational forces. The strong and weak...
SciShow
The Secrets of Life’s Toughest Material
One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.
Bozeman Science
Neutralization Reaction
In a neutralization reaction (or acid-base reaction) a proton is transferred from the Brinsted--Lowry acid to the Brinsted--Lowry base. Water is amphoteric and so it can serve as either an acid or a base in a neutralization reaction. The...