TED Talks
TED: What is an AI anyway? | Mustafa Suleyman
When it comes to artificial intelligence, what are we actually creating? Even those closest to its development are struggling to describe exactly where things are headed, says Microsoft AI CEO Mustafa Suleyman, one of the primary...
SciShow
Can Trauma Be Inherited?
Trauma doesn't just affect the person who originally experienced it. It can also be passed down to their children and grandchildren.
SciShow
The Link Between Zebra Stripes and Sand Dunes | Natural Patterns
Stripes! Hexagons! They're everywhere! These patterns in nature might seem like aesthetic coincidences, but they are actually the result of physical process that show up again and again, even in otherwise unrelated phenomena.
PBS
Will We Ever Find Alien Life?
The silence of the galaxy and the resulting Fermi Paradox has perplexed us for nearly 50 years. But our most recent surveys of the Milky Way finally allow us to draw scientific conclusions about the depressingly persistent absence of...
SciShow
Why Does Crying Make You Feel Better?
Have you ever wondered why you feel better after a good, hearty sob? Well, it turns out the reasons are kind of a mystery, and they range from social support to brain temperature.
Crash Course
Deviance: Crash Course Sociology
What is social deviance? Who defines what is deviant and how to people come to behave that way? Today we’re going to explore biological and psychological approaches to explaining deviance, including what each perspective can bring to the...
TED Talks
Kevin Kelly: How technology evolves
Tech enthusiast Kevin Kelly asks "What does technology want?" and discovers that its movement toward ubiquity and complexity is much like the evolution of life.
TED Talks
TED: A secret weapon against Zika and other mosquito-borne diseases | Nina Fedoroff
Where did Zika come from, and what can we do about it? Molecular biologist Nina Fedoroff takes us around the world to understand Zika's origins and how it spread, proposing a controversial way to stop the virus -- and other deadly...
SciShow
The Sweetest Rocks in Space
Sugars aren’t just for munching and crunching, they also make up our genetic code! So what does it mean to find sugars INSIDE meteorites?
SciShow
Why Do Prosthetic Limbs Feel Way Heavier Than Biological Ones?
Because biological limbs are connected to our skeletons, we don't notice that they weigh a lot! As technology develops, scientists have designed lighter, more functional prostheses and the latest can even use the skeleton like a...
SciShow
Life on Mars
Hank reports on some new discoveries: one which points towards the existence of dark matter with the "majorana particle" and another, which points towards the existence of life on Mars. Exciting stuff!
TED Talks
William McDonough: Cradle to cradle design
Green-minded architect and designer William McDonough asks what our buildings and products would look like if designers took into account "all children, all species, for all time."
Curated Video
Infectious
An infectious disease is one caused by a biological agent such as a virus, bacterium, or fungi, that can be passed from one organism to another. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Topsoil
The uppermost 5 to 20cm of soil, with a high concentration of organic matter and microorganisms, where almost all of the biological activity in soil takes place. A Twig Science Glossary Film. Key scientific terms defined in just 60...
Curated Video
Linnaean hierarchy
A hierarchical system for biological classification, created by Carl Linnaeus in the 18th century. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Biodegradable
Easily broken down by biological activity, especially bacteria in the soil. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Weathering: The Erosion of Rock by Natural Forces
The physical, biological or chemical factors that erode rock, from sand to ice, rain to plants, and even footsteps. Earth Science - Geology - Learning Points. "Weathering" refers to the breakdown of rocks into smaller pieces. Physical...
Curated Video
Taxonomy
The science of organising and categorising different things into groups based on similarity. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Involuntary
As opposed to voluntary, an involuntary action is one that happens without any conscious control - for example a reflex response, or anything that someone does in their sleep. A Twig Science Glossary Film. Key scientific terms defined in...
Curated Video
Species
The most basic unit in the classification of types of organisms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
What is Symbiosis?
Symbiosis is relationship where two different species co-exist and at least one derives benefit from the other. The name for an organism with a symbiotic relationship is a symbiont. Let's look at some examples of symbiotic relationships.
Professor Dave Explains
Introduction to Anthropology
Humans go by the name of Homo sapiens. How did our species come to be? How and when was human civilization developed? The fields that seek to answer these huge questions are anthropology and archeology. We will study the evolution of...
Curated Video
Department of Homeland Security
Established in 2002, the Department of Homeland Security might be the youngest of all the federal government’s departments, but its work to safeguard “the American people, our homeland, and our values” couldn't be more important.
Curated Video
Factors That Affect Water Quality
Factors That Affect Water Quality describes the physical, chemical, and biological factors that affect water quality in the environment.