SciShow
8 Incredible Record-Breaking Bridges
All across the world people need to get from one place to another. And sometimes to get to that other place we need bridges. Here are eight bridges that are extraordinary in their own way, from standing the test of time to handling...
PBS
18 Years After September 11th, An Oral History That Recalls The Details
For everyone old enough to remember September 11th, 2001, their experience of that catastrophic day is seared into memory. But details of what the victims, survivors and emergency responders endured have faded from national consciousness...
3Blue1Brown
Binary, Hanoi and Sierpinski, part 1
How couting in binary can solve the famous tower's of hanoi problem.
3Blue1Brown
Binary, Hanoi and Sierpinski - Part 1 of 2
How couting in binary can solve the famous tower's of hanoi problem.
TED Talks
TED: The bridge between suicide and life | Kevin Briggs
For many years Sergeant Kevin Briggs had a dark, unusual, at times strangely rewarding job: He patrolled the southern end of San Francisco’s Golden Gate Bridge, a popular site for suicide attempts. In a sobering, deeply personal talk...
3Blue1Brown
Binary, Hanoi, and Sierpinski, part 2
How counting in Ternary can solve a variant of the Tower's of Hanoi puzzle, and how this gives rise to a beautiful connection to Sierpinski's triangle.
TED Talks
Jake Barton: The museum of you
A third of the world watched live as the World Trade Center collapsed on September 11, 2001; a third more heard about it within 24 hours. (Do you remember where you were?) So exhibits at the soon-to-open 9/11 Memorial Museum will reflect...
PBS
Why is the Earth Round and the Milky Way Flat?
Our universe is not a very diverse place when it comes to shapes. Large celestial bodies become spheres, galaxies become discs, and there is little room for variation. Why is this? Well it turns out physics has some pretty strict rules...
TED Talks
David Rockwell: A memorial at Ground Zero
In this emotionally charged conversation with journalist Kurt Andersen, designer David Rockwell discusses the process of building a viewing platform at Ground Zero shortly after 9/11.
SciShow
Why Do We Keep Needing New "G"s?
What’s with all the "G"s and why do we keep having to develop new ones to use our phones in this technology.
TED-Ed
TED-Ed: Why doesn't the Leaning Tower of Pisa fall over? | Alex Gendler
In 1990, the Italian government enlisted top engineers to stabilize Pisa's famous Leaning Tower. There'd been many attempts during its 800 year history, but computer models revealed the urgency of their situation. The tower would topple...
3Blue1Brown
Binary, Hanoi, and Sierpinski - Part 2 of 2
How counting in Ternary can solve a variant of the Tower's of Hanoi puzzle, and how this gives rise to a beautiful connection to Sierpinski's triangle.
TED-Ed
TED-Ed: Building the impossible: Golden Gate Bridge | Alex Gendler
Stretching 227 meters tall, two towers were assembled to support California's Golden Gate Bridge. They were just one of the challenges facing engineers Charles Ellis and Joseph Strauss. Even before construction began, many thought the...
SciShow
8 Incredible Record-Breaking Bridges
All across the world people need to get from one place to another. And sometimes to get to that other place we need bridges. Here are eight bridges that are extraordinary in their own way, from standing the test of time to handling...
TED-Ed
TED-Ed: Epic Engineering: Building the Brooklyn Bridge | Alex Gendler
In the mid-19th century, suspension bridges were collapsing all across Europe. Their industrial cables frayed and snapped under the weight of their decks. So when German American engineer John Roebling proposed building the largest and...
SciShow Kids
What Makes Bridges So Strong?
A SciShow Kids viewer wrote us to ask how bridges are strong enough to carry cars and trucks! Jessi and Squeaks can explain -- with blocks!
TED-Ed
TED-Ed: What makes the Great Wall of China so extraordinary
The Great Wall of China is a 13,000-mile dragon of earth and stone that winds its way through the countryside of China. As it turns out, the wall's history is almost as long and serpentine as its structure. Megan Campisi and Pen-Pen Chen...
Curated Video
What Are the Highlights of the Palms Las Vegas?
Howcast - Learn about the highlights of the Palms Las Vegas from Sin City expert Mike Myers in this Howcast video.
Curated Video
Transformers Fall of Cybertron Walkthrough Part 34 - Chapter 12
Howcast - Check out part 34 and join the war between the Autobots and Decepticons in Activisions' newest release, Transformers: Fall of Cybertron
Curated Video
Cambodia, Angkor - Exploring the Bayon Buddhist Temple
The Bayon temple in Angkor, Cambodia, is a significant historical site built in the late 12th or early 13th century. It served as the state temple for King Jay of Arman Thei and features unique stone faces, intricate bas reliefs, and a...
Curated Video
How to Read the Death Tarot Card
Howcast -Learn how to read the Death tarot card from expert Ellen Goldberg, M.A. in this Howcast video.
Curated Video
Top Places for Tokyo City Views
Best places to enjoy views of Tokyo’s iconic skyline, including classic bars and rooftops.
Curated Video
Surveillance towers, drones and patrols: what strengthened border security will look like
After announcing a $1.3B plan to increase security on the U.S. border, Canadian officials offered an idea of how that money could be spent.
Curated Video
Hi-Ho Towers get a fresh new look with vibrant mural
The mural is the work of artist Brian Kasper, who brought his unique vision to the iconic towers.