Videos
Video: The greatest depth in the human world ever conquered
Z-44 Chayvo oil well is the deepest place that people can dig, but we have to dig another 6,400km to reach the center of the Earth.
Videos
Watch videos about science, nature, animals, engineering, technology and unusual events, with explanations that add context to what you see.
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Articles & explainers
1,667 published items in this category and its subcategories.
Videos
Video: Asian appearance if the whole ice on Earth melted
Ho Chi Minh City is among the worst affected areas if the entire world ice melted.
Videos
Video: Imagine the process of reviving the post-apocalyptic civilization
Post-apocalypse, the lucky people may take centuries to rebuild a modern civilization like today.
Videos
Video: Homemade equipment helps users swim faster than Michael Phelps
The jet device inspired by Iron Man's armor can help users swim at 10km / h, faster than Michael Phelps.
Videos
Video: A rolling cloud like a tsunami swallowing American town
Johanna Hood saw the unusual shape of the cloud as she walked her dog with her children in Hinesville, Georgia, USA, Mirror reported on September 5.
Videos
Video: 5 levels to classify wind based wind
Storm is divided into 5 levels according to Saffir-Simpson scale, the highest level corresponds to the strongest storm.
Videos
Video: Radio waves can be emitted by aliens
Astronomers obtained 15 radio waves, capable of emitting from alien laser technology.
Videos
Warplanes are all known, but the scene they fired, dropped bombs from the cockpit you saw?
If you are passionate about fighter types, you should check out this video.
Videos
Can the gas freeze still burn?
The freezing temperature of gasoline often changes depending on the amount of special additives in the ingredients, and sometimes reaches 72 degrees Celsius.
Videos
Video: 30 seconds looking back on the 10-day journey of super typhoon Irma
Images from NASA satellites reveal the 10-day journey of Typhoon Irma, from the Atlantic Ocean, through the Caribbean and to the state of Florida, USA.
Videos
Video: Explain the sound when breaking the knuckle joint
The sound of breaking the knuckle is the explosive sound of the air bubble to fill the gap created by the joints.
Videos
Video: Predict the face of the Earth after 250 million years
Earth's tectonic plates are on a moving, soft layer, which slowly changes the face of the Earth over time.
Videos
Video: The mountain of fat loosely over the blue whale sealed the London sewer
Sanitation workers discovered a mountain of 130 tons of fat, tightly sealing a sewer pipe in London, England.
Videos
Video: Vegetable planters plant the bed for a few minutes
The vegetable growing machine helps farmers save time and labor, while increasing crop productivity.
Videos
Video: NASA spacecraft turns into suicide fireball on Saturn
NASA's Cassini will permanently remain on Saturn during a suicide mission to prevent the moon from containing life from infection.