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Video: How do animals see in the dark?
While people use darkness to sleep, many other animals work vigorously when night falls.
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Video: Earth's change caused by humans in three decades
30 years is a long time, a young girl will turn into a middle-aged woman, a baby who will crawl will become an adult and nature will be changed (especially fast with the…
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Video: How to 'load' the world's largest gun
Obviously, the largest gun in the world, it would be as big as a bullet gun.
Videos
Video: The machine separates nearly 20,000 eggs per hour
Ovo-Tech in Poland launched a machine capable of separating nearly 20,000 eggs per hour without breaking a yolk.
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Video: Robot builds walls 6 times faster than masons
The robot's construction skills can threaten to rob millions of jobs on construction sites in the near future.
Videos
Video: The underwater copy of the tree catches flies
An animal that lives on the bottom of the ocean called Venus flytrap anemone has a superficial appearance and a way to catch prey like terrestrial flies.
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Video: The mysterious dark shadow is as big as a country on the Pacific Ocean
The giant black shadow in the Pacific Ocean is actually the Moon's shadow shining on Earth when an eclipse occurs.
Videos
Video: Divers dive to let shrimp clean up food on the teeth
A divers shot himself, opening his mouth under the sea in Hawaii to feed the shrimps
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Video: Personal flying vehicles take off vertical
Imaginative's Charles Bombardier and AirBouyant's Pete Bitar give the idea of a vertical takeoff (VTOL) that can fly quickly in the city.
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Video: Turning ocean waste into building bricks
Instead of drifting around polluting the sea and threatening aquatic species, ocean waste is being collected to make bricks for house construction.
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Video: Truck deliveries automatically by unmanned aircraft
Ford Motor Group unveiled plans to combine automatic trucks and unmanned aircraft to deliver goods to customers.
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Video: Strange object 4 km in diameter at the bottom of the Pacific Ocean
UFO hunters detect a giant circular structure that moves slowly at the bottom of the Pacific Ocean at a depth of about 914m.
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Video: Professional aquatic monster
An eel-like fish dating back more than 300 million years has a way of eating strange prey, becoming the fearsome enemy of sharks and whales.
Videos
Video: Equipment to activate the camera when pulling the gun to the American police
Signal Sidearm was mounted in a holster, which enabled all cameras to be within 10m when the police officer pulled out the gun to suppress the object.
Videos
Video: Test shows the amount of sugar in a soft drink bottle
A bottle of Coca often contains many sugar to frightening levels, while sugarless samples still contain a certain amount of sugar.