Tag: energy

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Why aren’t we only using solar power?

Solar power is cleaner, more sustainable, and in many cases, less expensive than coal-fueled power plants, so why aren't we only using solar power? Beyond the business and infrastructural challenges, TED Ed outlines s...

The Iron Genie Harmonograph

Watch artist Anita Chowdry's Iron Genie Harmonograph create intricate, spirograph-like drawings. Made of steel, it was inspired by mid-19th century harmonographs and St. Pancras Station's Victorian engineering. The vi...

ExpeRimental: Homemade Lava Lamp & Rubber Band Cannons

Explore the densities of liquids and household objects with Olympia Brown and her daughter Viola. This is episode two of ExpeRimental, a new science-at-home series by the Royal Institution of Great Britain that aims t...

The Solar Do-Nothing Machine by Charles and Ray Eames

Designed by husband and wife team Charles and Ray Eames, this is the Solar Do-Nothing Machine, a whimsy-maker of sorts, but also "one of the first devices to convert solar energy to electricity. The Eames office asked...

How a locomotive works: GE Masterclass with Baratunde Thurston

In this promotional video series from General Electric, GE Masterclass with Baratunde Thurston, we go behind the scenes of GE's Global Research Center to explore engineering marvels, like how a freight locomotive work...

How to Build a Windfarm

From the Smithsonian Channel, this is How to Build a Windfarm, spotlighting work accomplished across three sites of the Flat Ridge Wind Farm in Kansas.

The Fire Lab and the Mysterious Science of Fire

How does fire spread? How do different forest materials fuel it? How can firefighters better understand its behavior in order to control it? Why is the physics of fire so counter-intuitive and mysterious to us? At Th...

Baltimore’s Trash-Collecting Water Wheel

River cleanup in Baltimore has gotten easier (and more fun to watch) with the construction of the Healthy Harbor initiative's Water Wheel. Designed by John Kellett and Daniel Chase, the solar and water-powered trash c...

Circuit Playground: C is for Capacitor

C is for Capacitor! It's episode three of Circuit Playground with MIT engineer and Adafruit Founder Limor Fried, along with her robot friend ADABOT and special guest Cappy. Learn how capacitors of all shapes and sizes...

We Are Dead Stars

We are dead stars. Everything we are – the iron in our blood, every element we've ever heard of – is made from a star, a dust cloud collapsing under the force of gravity. Astronomer Dr. Michelle Thaller si...

How to: Popsicle Stick Chain Reaction

Have you seen that crazy popsicle stick chain reaction video in the archives? This Sick Science tutorial explains how to make it.

Bionic Kangaroo

Festo HQ, the engineering team that brought us Aqua Penguins, Aqua Jellyfish, dragonfly-inspired BionicOpters, and a robot that flies like a bird can now add Bionic Kangaroo to their list of...

Why is ketchup so hard to pour?

That moment that ketchup transitions from a solid, high up in the ketchup bottle, to a liquid that squirts all over your fries – that moment is a big physics moment. Why? Ketchup is a non-Ne...

Science Demo: Electromagnetic Induction

Generate your own electricity with some wire, a magnetic field, and the relative movement between the two of them: Alom Shaha explains electromagnetic induction using this hand-powered – or per...

How Do We Know How Old the Sun Is?

How Do We Know How Old the Sun Is? The Royal Observatory, Greenwich, and animation studio Beakus join together to explain how Kepler and Newton’s laws help us figure out the weight of the ...

The Beginning of Everything: The Big Bang

From the team at Kurzgesagt, let’s explore what we know about The Beginning of Everything — The Big Bang: Has the universe a beginning or was it here since forever? Well, evidence ...

e-Volo 18-Rotor Volocopter

This is the battery-powered VC200 “volocopter,” a state-of-the-art helicopter prototype by engineers at German start-up e-volo. From Smithsonian Mag:  In the coming year, engineers...

Neodymium magnet in FAT copper pipe

There are quite a few neodymium magnets falling through copper pipes on the internet, but we can still understand why this demonstration video is making the rounds: it’s just so cool lo...

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