Science ABC
Can Fire Burn When There’s No Oxygen?
Yes, fire can burn without oxygen. While oxygen is an important oxidizing agent for combustion, it is not the only one. There are alternative oxidizers such as chlorine, fluorine, and bromine that can also support burning. Furthermore,...
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 Do Space Photos Look Like There Are No Stars?
Although stars are visible in space, pictures of celestial bodies taken from satellites by astronauts do not show any stars in the background. This is because the stars are very far away and, therefore, appear incredibly dim in contrast...
Science ABC
Why Can't You See Stars from an Airplane at Night?
While flying over a metropolitan or densely populated area at night, its likely that you wont see stars from the airplane window. This is because the excessive artificial lighting (i.e., light pollution) of the city can light up the sky...
Science ABC
Why Can You See The Moon During The Day?
If you are still living under the assumption that the moon can only be seen in the night sky, you’re incorrect! The fact is that the moon is always hanging around our planet; sometimes, it’s visible during the day (given you have the...
Science ABC
What Would Happen If You Traveled At The Speed of Light?
If you travel at the speed of light, your mass will increase exponentially. The speed of light is 300,000 kilometers per second (186,000 miles per second). When you move at this speed, your mass will become infinite. Therefore, infinite...
Science ABC
What Makes A Planet Habitable?
There are many planets in the universe, but very few of them have qualities to support life Taking one celestial body at a time and determining whether it supports life would be slow and inefficient. So, astronomers look for certain...
Great Big Story
Gornergrat, a stargazer’s paradise in the Swiss Alps
Discover Gornergrat, a hotel, restaurant, and observatory offering stunning stargazing views and a rich history, perched high in the Swiss Alps with breathtaking views of the Milky Way.
Curated Video
Exploring Salzburg: Music, History, and Architecture
Salzburg, Austria:"We will go to the birthplace of Mozart, one of the most famous and influential classical music composers in the world ... in Salzburg, Austria."
Curated Video
India: Cricket, the Taj Mahal, and the Holi Festival
Discovering India:To finish off this trip we'll go to India, play a little Cricket, walk through the majestic Taj Mahal, and visit the Holi festival, a party of color and joy like no other.
Curated Video
Exploring the Volcanoes and Natural Wonders of Costa Rica
Costa Rica:"We begin our trip in Central America to immerse ourselves in the heat of Costa Rica through its volcanoes, its beaches, and its people, and we will make an extreme hiking tour that lasts approximately 10 hours, to reach the...
Curated Video
Alaska: From Cat Mayors to Majestic Landscapes
Alaska, USA:"To finish, we will discover the charms and secrets that await you in Alaska. The Denali State Park is one of the largest parks in the world, its organization makes it easier for visitors to admire without getting lost, the...
Science ABC
9 Most Important Astronomical Discoveries
From ancient civilizations to modern breakthroughs, learn about the nine most important cosmic discoveries that changed the way we look at our Sun, Moon and beyond. Learn how Copernicus challenged the status quo, Kepler unveiled the...
Science ABC
10 Things About The Solar System Your Teachers Never Told You
Remember those old space movies where spaceships had to maneuver through a bunch of asteroids scattered around and blocking the path of the ship? Well, that's not really true. The asteroid belt contains asteroids which are so far apart...
Curated Video
Line spectra
A set of well-defined lines within the electromagnetic spectrum, emitted by hot or excited matter. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Cosmology
The study of the Universe as a whole, rather than specific stars or celestial bodies. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Spectrometer
An instrument that measures the intensity of electromagnetic radiation over a range of wavelengths. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Nuclear fusion
A nuclear reaction in which two atomic nuclei fuse to form a larger one. 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
Element
An element is a pure substance that cannot be broken down any further by chemical means. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Terrestrial planets
Also called rocky planets, the planets in our solar system composed mostly of silicate rocks, and the innermost of the eight planets in our Solar System. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
Curated Video
Nucleosynthesis
The formation of atomic nuclei from neutrons, protons and smaller nuclei. 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
Astronomy
The branch of science that studies the physical universe beyond Earth's atmosphere. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Black hole
An object in space with enough mass in a relatively small region of space that nothing can escape its gravity, not even light. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Prism
A transparent object with flat surfaces that refracts light. 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...