SciShow
Triton: The Celestial 'Cantaloupe'
Join SciShow Space as we explore Neptune's largest moon, Triton. It's kind of a weird place and may even have liquid water!
TED-Ed
TED-Ed: Are we running out of clean water? - Balsher Singh Sidhu
Despite water covering 71% of the planet’s surface, more than half the world’s population endures extreme water scarcity for at least one month a year. Current estimates predict that by 2040, up to 20 more countries could be experiencing...
SciShow
Is There Gravity in Space
In a word, "yes" - space is packed with gravity. Hank explains how Isaac Newton described how gravity works, and why even though it seems that things are floating in space, they're still effected by gravity. Every object in the universe...
TED Talks
TED: This is the moment to take on the climate crisis | Al Gore
Lighting up the TED stage, Nobel laureate Al Gore takes stock of the current state of climate progress and calls attention to institutions that have failed to honor their promises by continuing to pour money into polluting sectors. He...
SciShow
Why Do Stars Twinkle?
SciShow explains why stars do that twinkling that all the kids are singing about, and explains how astronomers can get around it to make observations, and why it can be kinda useful.
SciShow
How Radio Waves Could Help Clear the Way to Space
There is an invisible shell of radiation surrounding our planet that can wipe out satellites and could endanger future explorers. One possible solution to this problem? Good, old-fashioned radio waves.
SciShow
The Scientist Who Mapped the Seafloor: Marie Tharp | Great Minds
Marie Tharp's topographical maps increased our understanding of both the ocean floor and the processes that move the earth's crust.
Bozeman Science
Loss of Biodiversity
In this video Paul Andersen explains how biodiversity measures the variety of genes, species, and ecosystems on the planet. Biodiversity provides resources and ecosystem services for humans on the planet. He also explains how...
TED-Ed
TED-Ed: Which type of milk is best for you? | Jonathan J. O'Sullivan and Grace E. Cunningham
If you go to the store in search of milk, there are a dizzying number of products to choose from. There's dairy milk, but also plant-based products such as almond, soy, and oat milks. So which milk is actually best for you? And which...
Crash Course
Ecological Succession: Change is Good - Crash Course Ecology
In the world of ecology, the only constant is change - but change can be good. Today Hank explains ecological succession and how ecological communities change over time to become beautiful, biodiverse mosaics.
Bozeman Science
Mining
In this video Paul Andersen explains how mining is used to extract valuable minerals from the Earth's crust. Surface and subsurface mining are used to extract ore which is then processed. A discussion of ecosystem impacts and legislation...
SciShow
Terraforming: Can We Turn Mars Into Earth 2.0?
Are there ways to terraform Mars -- that is, make it habitable for humans? Some scientists think so. They have big plans, but they also face some big obstacles.
Bozeman Science
Coevolution
Paul Andersen explains the concept of coevolution. He begins with an analogy comparing the relationship of humans to technology with those of coevolving species. He then discriminates between coevolution and convergent evolution. He...
Bozeman Science
Eukarya
Paul Andersen discusses the defining characteristics of the members of Domain Eukarya. He starts with a brief description of the phylogeny of life on earth. He then discusses the major characteristics of eukaryotic cells. He explains how...
SciShow
Everest Doesn’t Always Feel Like the Tallest Mountain
Mount Everest is unquestionably the highest point on earth, but it doesn't always feel that way.
Curated Video
Exploring Uranus and Neptune
Join SciShow Space as we complete our tour of the Solar System planets with the ice giants, Uranus and Neptune.
SciShow
How Radioactivity Makes Planets Habitable | Space News
The perfect balance of radioactive elements inside planets like ours might make it habitable, and researchers are challenging some ideas about how Mars is losing its water.
SciShow
The Asteroid Belt: Not What You Think!
Buckle up for a trip to the asteroid belt -- though it's not nearly as dangerous out there as you might think. But there's a LOT waiting to be discovered, including some crucial clues about the formation of the solar system itself.
TED-Ed
TED-Ed: Daniel Finkel: Can you solve the unstoppable blob riddle?
A shooting star crashes onto Earth and a hideous blob emerges. It creeps and leaps, it glides and slides. It's also unstoppable: no matter what you throw at it, it just re-grows and continues its rampage. The only way to save the planet...
TED-Ed
TED-Ed: Is there a limit to technological progress? - Clement Vidal
Many generations have felt they've reached the pinnacle of technological advancement. Yet, if you look back 100 years, the technologies we take for granted today would seem like impossible magic. So - will there be a point where we reach...
MinuteEarth
The Cruel Irony Of Air Conditioning
The technology we use to keep cool is heating the world in a vicious feedback cycle, so we need to improve it and use it less.
Bozeman Science
LS2A - Interdependent Relationships in Ecosystems
In this video Paul Andersen explains the important relationships that exist in ecosystems. He starts by delineating between organisms and their environment. He explains how food webs can be used to show energy and matter flow in a...
Crash Course
The Agricultural Revolution Crash Course World History
In which John Green investigates the dawn of human civilization. John looks into how people gave up hunting and gathering to become agriculturalists, and how that change has influenced the world we live in today. Also, there are some...