Veritasium
Half the universe was missing... until now
Explore the fascinating journey to uncover the universe's missing baryons—ordinary matter that had eluded scientists for decades. From the origins of baryonic matter after the Big Bang to groundbreaking discoveries using fast radio...
Astrum
How Bad Is the Radiation on Mars?
How do scientists plan to get astronauts to Mars when space radiation is so strong? What can be done about it? Astrum Answers!
Science ABC
What is Radioactivity and Is It Always Harmful: Explained in Really Simple Words
Radioactivity is the property through which a heavier, unstable nucleus assumes a more stable state by emitting radiation. The process through which a nucleus turns into a stable one is called radioactive decay. But is radioactivity or...
Science ABC
What is Blackbody Radiation: Explained in Simple Terms
A black body is a theoretical or imaginary object that perfectly absorbs all incoming electromagnetic radiation, and also emits radiation, like heat and visible light, based on its temperature. A black body is considered theoretical...
Science ABC
What If Something Travels Faster Than The Speed Of Light?
Can anything travel faster than the speed of light? Is it even possible for something to undertake the “speed of light” travel? And what if something can actually travel faster than light? What is Cherenkov radiation and how is it...
Science ABC
Nuke In Space: What Would Happen If A Nuke Went Off In Space?
If a nuke exploded in space, gamma rays and X-rays would be emitted and would expand to light up the sky. On the surface of the planet, auroras of light would be seen for thousands of miles within minutes of the blast. The explosion...
Science ABC
Neutron Stars Explained in Simple Words for Laymen
Neutron stars are formed from the core of some starrs. Neutron stars generally have a radius of only around 12 km. With masses exceeding 1.4 times that of the Sun, these are some of the densest objects in the Universe. A tablespoonful of...
Science ABC
Lunar and Solar Eclipse Explained: A Beginner’s Guide to Eclipses
Solar and lunar eclipses are celestial phenomena that occur when the sun, moon and Earth align in a way that either the moon casts a shadow on Earth or the latter casts a shadow on the moon. So what are the similarities and differences...
Science ABC
How Scientifically Accurate Is The HBO Miniseries Chernobyl?
Chernobyl is an HBO mini-series that reintroduced the world to the nuclear catastrophe that occurred on April 26th, 1986 at the Chernobyl nuclear reactor in the Soviet Union, in what is now Ukraine. The series followed the tragedy that...
Science ABC
How Igloos Turn Snow into Toasty Havens
An igloo is made of compressed snow. Compact hardened snow is a great insulator of heat because snow is nothing but semi-frozen water with roughly 95% trapped air. The air molecules trapped between the tiny ice crystals create air...
Science ABC
Hawking Radiation Explained: What Exactly Was Stephen Hawking Famous For?
Hawking radiation was first discovered by English scientist Stephen Hawking in 1974. Prior to this discovery, our knowledge of black holes was very limited. It was believed that black holes were completely black and that they did not...
Science ABC
Do Microwaves Interfere With WiFi Signals?
Yes. Microwaves and radio waves are physically the same, i.e. both are forms of electromagnetic radiation. Some microwave rays can leak out and interfere with WiFi signals. We are basically constantly surrounded by electromagnetic...
Science ABC
Can Switching Off WiFi and Mobile Data Protect You From Radiation?
Simply switching off your phone data wont completely eliminate radio wave emissions, even when your phone is on standby mode. This is because the phone needs to be connected to a nearby cell tower to be online and available for calls and...
Science ABC
Can an Underground Bunker Survive a Nuclear Bomb?
Bunkers are invulnerable establishments built to safeguard armed forces and civilians from efforts of war. An underground bunkers ability to withstand nuclear bombs depends on two parametersthe bunkers design and the bombs explosion...
Science ABC
Why Is Space Cold If There Are So Many Stars?
Space is filled with countless stars, all of which radiate enormous amounts of heat. These stars are tens of thousands of times bigger than our own sun. Still, space is considered to be cold. Why is that? If there are so many hot burning...
Science ABC
Why Aren't We Using Nuclear Fusion To Solve Our Energy Crisis?
We aren’t using nuclear fusion to generate power yet because it is incredibly difficult to sustain a fusion reaction. The energy requirements are very high, and it is hard to find materials that can withstand such high temperatures....
Curated Video
Lens
A transparent material shaped to refract light, such that it converges or diverges from a single point. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Greenhouse gas
Any gas in the atmosphere that absorbs and re-emits radiation in the infra-red range, so warming the atmosphere and planet's surface. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Magnetic field
A field of force produced by a magnetic object or a changing electrical field. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Emission
The release of electromagnetic radiation, often in the form of light, from an atom or molecule. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Radiation
Though often used more narrowly to refer to ionising radiation, the term radiation refers to any form of energy that travels through a medium, radiating outwards from a source. A Twig Science Glossary Film. Key scientific terms defined...
Curated Video
Ozone layer
A layer in the Earth's atmosphere at 13 to 20km altitude with an unusually high concentration of ozone gas. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Spectrum
A continuous range of frequencies of electromagnetic radiation, such as that produced when white light is refracted through a prism. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Bacteria
Single-celled microorganisms, which do not have a nucleus, and reproduce by simple cell division. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...