Blog
Why It Is What Time It Is (The History of Time)
https://youtu.be/mjSwRwAqQA4 How did we come up with our system of telling time? Why do we divide the day into 24 hours of 60 minutes each, and put 60 seconds in each minute? Where does the definition of a second come from? And who decides what clock shows the correct...
BBC Science and Islam 1 – The Language of Science
https://youtu.be/FLay7RD3kEw Physicist Jim Al-Khalili tells the story of the great leap in scientific knowledge that took place in the Islamic world between the 8th and 14th centuries. Al-Khalili turns detective, hunting for clues that show how the scientific...
First Ever Light & Gravitational Wave Cosmic Event!
https://youtu.be/EAyk2OsKvtU The merging of two neutron stars was detected by gravitational waves and then by telescopes in all parts of the electromagnetic spectrum. This is a historic detection as it demonstrates: - the first gravitational waves detected from...
The First Step in Terraforming Mars
https://www.youtube.com/watch?v=fU0RN_dC2PY It's going to be a lot easier to colonize Mars if we can terraform it first. The first step would be to give Mars a thicker atmosphere, which means it will need a magnetic field, or magnetosphere, to protect it. Here's how...
Electron Configurations: Orbital Box Diagrams
https://youtu.be/EUvzNFa3WOg Mr. Key introduces another representation of electron configurations, using orbital box diagrams to explain bonding as well as providing an explanation as to how multivalency can occur.
HUMAN ORGAN SYSTEMS AND LANGUAGE
The inquiry began by the grade 5 students’ wonderings about two students in the community class after an assembly. They noticed that the students were communicating via Proloquo2go. This is a computer picture communication exchange system software that allowed the...
What’s the Best Way to Rescue a Drowned Phone?
https://youtu.be/sAo8k24hDFE What should you do after your phone goes for a swim? We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciSho... Hosted by: Hank Green ---------- Support SciShow by becoming...
“Cook” an Egg with No Heat!? (Egg-cellent Weird Science Experiments)
https://youtu.be/1aMzpbqSw9o Everyone loves the incredible edible egg, but what about a green one? Today we're coming at you with three kitchen egg demos that will bounce, denature, and colorize you into total chemical bewilderment! Find us on all these places:...
Why Do Dogs Shake to Dry Off?
https://youtu.be/3m0sCrvqZdQ Everyone loves a slow motion video of a dog shaking to dry off, but what is the science behind it? Host: Hank Green Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter:...
Why is it so hard to cure cancer? – TED-Ed by Kyuson Yun
https://youtu.be/h2rR77VsF5c We’ve harnessed electricity, sequenced the human genome, and eradicated smallpox. But after billions of dollars in research, we haven’t found a solution for a disease that affects more than 14 million people and their families at any given...
Collision Of 2 Neutron Stars – Seen For First Time –NPR
The collision of two neutron stars, seen in an artist's rendering, created both gravitational waves and gamma rays. Researchers used those signals to locate the event with optical telescopes. For the first time, scientists have caught two neutron stars in the act of...
The 2017 Nobel Prizes: Biological Clocks and Microscopy
https://youtu.be/Bff8qlMZ4Fc Last week, the recipients of the 2017 Nobel Prizes were announced. We take a closer look at the winners of the Physiology and Chemistry Awards, whose breakthroughs change the way we study sleep, and allow us to look at microscopic...