Topic: speed

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How a kingfisher, an owl, & a penguin helped redesign Japan’s Shinkansen

How is Japan’s Shinkansen, a long-nosed bullet train that travels up to 240–320 km/h (150–200 mph), like a kingfisher? Or an owl? Or an Adélie penguin? In this video from Vox and 99% Invisible, we see how these three ...

Go-Kart Racing With the Emirati Speed Sisters

As the first female pro go-kart drivers in the UAE, sisters Amna and Hamda Al Qubaisi are breaking barriers, busting myths and beating the boys. Inspired by their father—pro racer Khaled Al Qubaisi—the girls decided t...

Secrets of Schooling: Investigating the collective behavior of fish

Collective behavior is embodied in swarms of insects, flocks of birds, herds of antelope, and schools of fish. In each of these cases, individuals move through their environment and respond to threats and opportunitie...

Why peregrine falcons are the fastest animals on earth

Peregrine falcons are the fastest animals of the land—and it's no wonder, their bodies are built for speed. While cheetahs can run up to 70 mph on land, peregrine falcons can dive at speed of over 200 mph. That's fast...

The incredible sport of cup stacking, explained

Sport stacking (also called cup stacking and speed stacking) may look pretty straight forward -- upstacking and downstacking x-number of cups in a certain order as fast as possible -- but it's the millisecond improvem...

Two professors sculpt each other in less than ten minutes

Watch in real time as Professor Cao Chang Xu of Beijing's Central Academy of Fine Arts (CAFA) and Professor Sarath Chandrajeewa of Sri Lanka's University of Visual and Performing Arts go head to head in a friendly fac...

What’s the fastest way to alphabetize your bookshelf?

You work at the college library. You’re in the middle of a quiet afternoon when suddenly, a shipment of 1,280 books arrives. The books are in a straight line, but they're all out of order, and the automatic sorting sy...

The Snail-Smashing, Fish-Spearing, Eye-Popping Mantis Shrimp

The mantis shrimp is a fascinating creature. One kind impales prey with a spear-like appendage and another smashes prey with a built-in club — the fastest attack in the animal kingdom. "At 30 times faster than the bli...

A Formula One Pit Stop Explained

Have you seen the video of Ferrari’s F1 pit crew doing a pit stop in around two seconds? Even after watching it multiple times, it can be a challenge to understand how a team of nearly 20 people can work so quickly an...

Slingshots of the Oceanic

There are many ways of moving through the Universe – of traveling from one point to another over great, even extraordinary distances. There is also a way of using the world for your own ends: taking advantage of slope...

From Dibrugarh to Kanyakumari, a time lapse of India’s longest train

Ride the longest train in India via this time lapse video from a photo essay by musician and photographer Ed Hanley. An excerpt: Indian Railways train #15906, the Dibrugarh-Kanyakumari Vivek Express, travels 4,273...

Which marble will win the Longest Sand Marble Run Ever?

Pick a color! Will your marble win against 11 others in the Longest Sand Marble Run Ever? Made by Jelle Bakker of Jelle's Marble Runs on a Netherlands-based sand dune, this sand track measures 230 meters (750 feet) lo...

Astronaut Leland Melvin on Returning Home From Life In Space

What's it like to come back home to our Blue Marble after you've been floating around in orbit? NASA astronaut, engineer, and former football player Leland Melvin explains his return-to-Earth readjustment experience i...

Can you push a spacecraft with light? – Physics Girl

In this episode from Physics Girl, Dianna Cowern explains how space ships can use sunlight to travel the stars in the same way that boats use wind to move across the seas. While solar sail spacecraft design is a more ...

Circular motion demonstration with a sparkler & a hula hoop

From physics teacher and film maker Alom Shaha, check out these simple demonstrations showing how something moving in a circle will move in a straight line when you remove the centripetal force acting upon that thing....

The fastest wire bending machine in the world

Advertised as the fastest wire bending machine in the world, the AFE-2D6 ULTRA CNC Wire Bender from Automated Industrial Machinery, Inc can create a variety of perfectly bent shapes in a ridiculously short amount of t...

Squeeze in where you can! – The World’s Busiest Railway

Where can you find a seat on a crowded train from Mumbai to Kolkata? The answer: Anywhere you can... including a baggage rack or another person's lap. From The World's Busiest Railway on the BBC, Anita Rani talks and ...

Why do autumn leaves cause train delays? – Liz Bonnin

Why do 'leaves on the line' cause train delays, especially in autumn? The serious danger comes from a series of physics challenges: Leaves are sucked onto the tracks by the fast moving trains. The train wheels crush t...

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