The Winter Greenhouse, grow in -40’C (2020)

Imagine taking the heat from the sun in the summer, storing it, and then using it to heat a greenhouse in the winter! Heating a greenhouse costs so much in Canada in the winter that it’s cheaper to truck food in from 1000’s of miles away. Trucked in food is chemically ripened and tastes horrible. […]

Building with Hemp – An Incredible Natural Insulation & Sustainable Material

[Music Playing]>>ANTHONY: Building a hempcrete house is more simple than conventional. It is three simple steps. So you have the structure that you have to build which would be the skeleton of the house; and you build a body with the hempcrete, the insulation system; and then you have the skin which is the lime […]

Black Holes are WAY Smaller than You Think

Hi, everybody, this is black hole M87. NGC 4486 or Virgo A, it’s a supermassive black hole and the first ever seen by our jelly-filled light buckets. Virgo a is six and a half million times more massive than our Sun. But like, how big is it not like how massive but like how large […]

How A Massive Dam in China Slowed the Earth’s Rotation

This video was made possible by Brilliant. Start learning with Brilliant for 20% off by being one of the first 200 to sign up at brilliant.org/HAI. China is just so dam crazy that the country has nine of the world’s twenty largest dams. They just love building big dams. Maybe because they make these fun […]

Can We Launch Nuclear Waste Into the Sun? Why This is a Terrible Idea

When I look at the Sun, I don’t see a warm life-giving orb, nourishing all living creatures here on Earth. No, I see that fiery ball as a cosmic garbage compactor. A place I can dump all my household garbage, to make room for new impulse purchases. I mean, the Sun is right there, not […]

The Winter Greenhouse, grow in -40’C (2018)

Imagine taking the heat from the sun in the summer, storing it, and then using it to heat a greenhouse in the winter! Heating a greenhouse costs so much in Canada in the winter that it’s cheaper to truck food in from 1000’s of miles away. Trucked in food is chemically ripened and tastes horrible. […]

Could Black Holes Made of Light Power Our Spaceships?

There are some crazy ideas for spacecraft propulsion out there, but tops among them must be the idea to power an interstellar craft with a black hole. Wait it gets crazier. The black hole is made of light. Yes, that’s right, a black hole, which is a region in space where the gravity is so […]

Michio Kaku: The Universe in a Nutshell (Full Presentation)

My name is Professor Michio Kaku.  I’m a professor of theoretical physics at the City University of New York and I specialize in something called string theory.  I’m a physicist. Some people ask me the question, “What has physics done for me lately?  I mean, do I get better color television, do I get better […]

Sun VS. Atomic Bomb

So, I live in Montana and it’s winter right now and it’s cold and in February walk outside and looks like this. And sometimes I just wish that i lived on Mercury, yeah that looks nice. So, the Sun is awesome whatever you’re doing right now you’re only able to do because of the Sun. […]