Videos
Video: Change simulation of the Earth in the past 20 years
Based on data from satellites, NASA video graphics will show us what happened on Earth for the past 20 years.
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: The reason some snakes give birth instead of laying eggs
In cold climates, the ground is not warm enough to hatch eggs, so some snakes reproduce by laying babies or laying eggs.
Videos
Video: A strange circular ice, spinning around the cold river in Inner Mongolia
A band of ice appeared and circled around the cold river in Hulunbuir, Inner Mongolia, China that made many tourists curious and rushed here.
Videos
Video: Chemistry method turns glass into mirrors for two minutes
Just a solution of silver nitrate, ammonia and deionized water, we can turn the glass into a mirror in minutes.
Videos
Video: Blooming beauty of cactus flowers
Many people still believe that blooming cactus flowers are the magic of nature. Indeed, seeing this firsthand, how subtle it is to see it.
Videos
Video: The reason why camel milk is like 'white gold'
Camel milk is rich in iron and vitamin C, and low in saturated fat, low in allergens and almost no lactose.
Videos
Video: Mysterious object illuminates the night sky in Russia
The people of the Russian city of Yekaterinburg recently captured a mysterious object illuminating the night sky, just like an alien spacecraft or meteorite plunging to…
Videos
Video: The admirable records of the world's strongest
Khaladzhi currently owns 63 Guinness records. He could just carry the horse, the cow and buffalo walked freely or even the car rolled over.
Videos
Video: Record rainbow for nearly 9 hours in Taiwan, China
A rainbow appeared nearly 9 o'clock to dive. This rare phenomenon has been recorded in Taiwan and China territory.
Videos
Video: The moment the super black hole ripped and swallowed a star
Video published by the US Aeronautics Agency (NASA) shows the moment a star is several million times bigger than the Sun's black hole ripping and swallowing.
Videos
Video: Electric storms glow in Australia's sky
The explorer Geoff Green recorded a beautiful scene and the frightening part of an electric storm occurred in Kimberley, Western Australia.
Videos
Video: 'gap' shines in the midst of dark clouds in Canada
The strange gap image appears in the dark clouds in Montreal, Quebec, Canada, causing many witnesses to feel excited, MSN on 8/12 reported.
Videos
Video: Stun with a full process 'hardship' to create a rubber band
Try thinking and making inferences before watching the video of the rubber band production process below. Surely you will be
Videos
Video: Fire guns spray water through concrete walls, iron doors
PyroLance Firearms spray water with extremely high pressure, can penetrate concrete and metal, help improve fire fighting ability.
Videos
Video: The reason the wing is not attached to ice
The aircraft is usually sprayed with a de-icing liquid mixture before takeoff and has a double-wing heating system to prevent ice from accumulating when flying.