False door for predators In the dry savannah and scrubland, the tiny bird Anthoscopus minutus builds its nest from spider silk and plant fibers. Builds a false entrance and secret chamber in its nest to avoid predators. See how he closes the "door" as he leaves, leaving the false entrance ajar.
Miniature electric screwdriver Enos Camare from Spain, designed and printed a tiny electric screwdriver on a 3D printer. Then he added a small motor with a switch, and the miniature screwdriver is fully functional. Fits in a small suitcase, while also containing a tiny charger and battery.
The smallest hard drive in the world The world's smallest hard drive found in a device, it was on the Nokia N91 mobile phone in 2005. A tiny mechanical disk with a capacity of 4 or 8 Gigabytes, it was on the back of the mobile.
How the gyroscope works in an artificial plane horizon The artificial horizon or gyroscopic horizon, is a flight instrument that informs the pilot of the aircraft's orientation relative to the Earth's horizon. The miniature aircraft and horizon line mimic the relationship of the aircraft to the real horizon. At the heart of the artificial horizon is a gyroscope spinning at high speed, and allows the spherical horizon in the instrument to remain constant while the aircraft rotates.
Cutting branches with a laser A worker cuts tree branches remotely with a laser cannon from Hong Kong company SPT Laser.
Finding Sonic inside a chip The computer engineer EvilmonkeyzDesignz, opens an ADSP-2181BST-115 chip from Analog Devices, since there was a rumor that a tiny figure of Sonic is engraved on the complete.
Departure by car In South Bend, Indiana in the United States, a man leaves a restaurant in his tiny car.
The sting of a jellyfish in slow motion If you fear the sting of a jellyfish (tsoychtras), will be more if you see what really makes your skin. A video from the Web Smarter broadcast Every Day, shows us scientists at James Cook University in Australia as they use a high-speed camera, to capture tiny stinging shots.
The construction of a tiny room Japanese Mizukoshi Kiyotaka and Nakamura Yuka make stunning miniature miniatures. Here they show us how they built a small children's room in the hole of a wall.
A mini artillery cannon A small truck, Replica of a Russian Katyusha artillery truck, launches small metal balls using gunpowder.
Starting the engine in a Panther tank The Panzerkampfwagen V Panther was a tank used by the German army during World War II. It began production in 1943 and served until the end of the war. About 6,000 Panther tanks were produced during the season. It was armed with a 75 mm KwK42 L / 70 cannon, a formidable weapon, and was protected by shielding of different thickness, with the front hull being 80mm thick and the turret about 100-110 mm. It was powered by a 600 hp Maybach HL 230 P30 V12 engine, which gave it a maximum speed of 46 km / h. It had a crew of 5 pilots. The tank shown in the video is in the museum "The Australian Armour and Artillery Museum" in Queensland, Australia.
Making a magnetic cannon The Gauss cannon uses magnetic or electromagnetic acceleration to launch metal missiles at very high speeds. In this video we see a simple implementation of such a weapon.
Sculpture on pencil tips Russian artist Salavat Fidai creates beautiful miniature sculptures on pencil tips.