The Surprisingly Retro Future of Batteries

Thanks to Brilliant for supporting this episode of SciShow. Go to to learn more. [♪ INTRO] Renewable energy sources like wind and solar are awesome, but they have a downside—they’re intermittent. That means, if we want to make our grids more sustainable, we need to store some of the energy they produce for later. […]

NASA’s Gold Box Will Make Oxygen on Mars

The Martian atmosphere is ninety five percent carbon dioxide, about a few percent nitrogen, a few percent argon, trace amounts of everything else. But there’s still a lot of CO2, and so that’s probably the most abundant resource on Mars other than dirt. CO2 has oxygen bound in it. And if we can liberate that […]

Graphene: Energy

We’re working on experiments that we hadn’t even thought of 10 years ago, even 5 years ago Graphene throws up all sorts of new challenges for completely new types of science to do. It’s hard to think of another type of material in which you would have those sorts of challenges thrown up on a […]

319th Knowledge Seekers Workshop March 12, 2020

NOTE! Subtitles in this video are generated by computer and subject to further review and update by a human. innovative revolutionary stellar development purest universal knowledge in a transformative futuristic design the universal body enhancement spaceship unit the very first new evolutionary spaceship technology has been rolled out for mass production our universal body enhancement […]

Alien Biosphere Evolution #6: Size and the Modularity of Life

When it comes to the evolution of life on Earth or other planets the general rule is that: Probabilities decrease with increasing specificity. The more specific a life form, the less likely it is that it will evolve naturally. A humanoid being, for instance, though often the staple of science fiction, may actually be relatively […]

Bioplastics from sugar beets – BLOOM Bioeconomy

Biomass is everywhere. I am surrounded by all kinds of plants and fields and all this green nature around me is what we call “biomass”. On the Bloom project we look into new technologies and innovations of the so-called bioeconomy. In this episode, I am on my journey to find out how it is possible […]

How diseases rise and fall with the seasons—and what it could mean for coronavirus

–Music– How exactly do we become “under the weather”? The question has fascinated the field of medicine for millennia. Observers of disease, from Hippocrates to Salk, have noticed that illnesses ebb and flow with the seasons. Influenza, for instance, goes away in the summer and comes back in late fall or winter. Now that a […]

Behind the Gadgets Stage: When Was Electricity First Used?

♪♪♪ This winter, we asked COSI members to write down some of the things they have always wondered about. We received so many great questions and wonderings, and in today’s Behind the Gadgets Stage I’m going to answer one of them. To do that though, I’ve literally gone behind the Gadgets Stage and into the […]

What Is Light?

Light, is the connection between us and the universe. Through light, we could experience distant stars and look back at the beginning of existence itself. But, what is light? In a nutshell Light, is the smallest quantity of energy that can be transported A photon, an elementary particle without a real size That can’t be […]