SciShow
Why We'll Never Build a Perfect Clock
We can make clocks that keep accurate time for millions of years. We can also make clocks with such high resolution they tick one billion billion times per second. So why can't we make a clock that does both?
SciShow
The Nuclear-Powered Clocks of the Future
Atomic clocks are the best timekeepers humanity's got these days, but scientists are working toward something even better: a SUB-atomic (aka nuclear) clock.
SciShow
The Weight of “Nothing” Could Mean Everything (to Physics)
Deep in a Sardinian mine, researchers are constructing an experiment that hopes to solve what's known as The Worst Prediction In The History of Physics, and pin down the true identity of dark energy.
SciShow
Meet CERN's New Particle: A Double-Charm Baryon!
This week, CERN announced a new particle that will help further understanding of the fundamental forces, and a simulation of ancient creatures may give us a clue as to how life grew beyond the microscopic.
SciShow
The Erratic Behavior of Water
Water is one of the most abundant and important substances on Earth, so you think we'd know everything there is to know about it. Turns out, water is so much stranger and more complex than we ever thought! Join Olivia Gordon for a new...
SciShow
SciShow: Winter Compilation
We here at SciShow compiled a list of videos based on popular requests. Hank Green hosts with this winter themed episode!
SciShow
3 Great Minds We Lost in 2018
We welcomed new science and discoveries in 2018, but unfortunately, we also had to say goodbye to some important figures in the scientific community.
SciShow
No, We Didn't Discover a Bizarro Universe | SciShow News
Scientists picked up two unusual signals that seemed to be coming up from the ground instead of down from space. They're still working on understanding why, but despite what you may have heard, they aren't evidence for a parallel...
SciShow
Absolute Zero: Absolute Awesome
Hank explains absolute zero: -273.15 degrees Celsius - and the coldest place in the known universe may surprise you.
Curated Video
Photon
A particle of light or other electromagnetic energy. 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 abstract...
Curated Video
Magnetic force
A force acting between magnets or moving electric charges. 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
Quantum
A fixed amount of energy absorbed or released in an exchange of energy, or the smallest unit of any entity involved in an interaction. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
Curated Video
Electrical charge
A fundamental property of matter that means all particles are either positive, negative, or neutral. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Forces of Nature
Introducing the four main forces of nature: gravity, electromagnetic force, weak and strong nuclear forces. Learn why they are fundamental to life on Earth. Physics - Forces - Learning Points. There are four fundamental forces of nature....
Curated Video
Diffraction
The bending or spreading of waves when they encounter an obstacle. 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
Gamma ray
High energy electromagnetic radiation, with extremely short wavelengths, often smaller than an atom. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Understanding the Atom
A video entitled “Understanding the Atom” which introduces the atom and atomic structure before discussing how atoms are studied and classified.
Curated Video
Mechanics
This live-action video program is about the word Mechanics. The program is designed to reinforce and support a student's comprehension and retention of the word Mechanics through use of video footage, photographs, diagrams and colorful,...
Curated Video
New evidence for a '5th force' of nature
Preliminary results from two experiments suggest something could be wrong with the basic way physicists think the universe works, raising the possibility of a newly discovered fundamental force.
Sophia Learning
Sophia: Subatomic Particles: The Electron: Lesson 1
This lesson will explain that electrons are negatively charged particles with negligible mass and are found in pairs in orbitals surrounding the nucleus of an atom. It is 1 of 3 in the series titled "Subatomic Particles: The Electron."
Sophia Learning
Sophia: Subatomic Particles: The Neutron: Lesson 1
This lesson will explain that neutrons are particles in the nucleus that have no charge and a mass of one amu. It is 1 of 3 in the series titled "Subatomic Particles: The Neutron."
Sophia Learning
Sophia: Subatomic Particles: The Proton: Lesson 3
This lesson will explain that protons are positively charged particles having a mass of one amu and are found in the nucleus of the atom. It is 3 of 3 in the series titled "Subatomic Particles: The Proton."
Sophia Learning
Sophia: Subatomic Particles: The Proton: Lesson 1
This lesson will explain that protons are positively charged particles having a mass of one amu and are found in the nucleus of the atom. It is 1 of 3 in the series titled "Subatomic Particles: The Proton."
Sophia Learning
Sophia: The Atom: Lesson 1
This lesson will illustrate that an atom is mostly empty space and has a positively charged, massive core (containing both protons and neutrons called the nucleus) surrounded by negatively charged electrons. It is 1 of 3 in the series...