digitalbrain (53)in #til • 7 years agoTIL: First-ever panoramic view of Earth from Aboard International Space StationToday I Learn that RT realeased the first ever panoramic view of Earth from the International Space Station …digitalbrain (53)in #til • 7 years agoFusion Energy ExplainedToday I learned the fusion energy process with this 6 minutes video: Credits: Kurzgesagt – In a Nutshell…digitalbrain (53)in #science • 8 years agoHow to make Hot IceHot ice is made using sodium acetate, which is a salt created from the reaction between sodium bicarbonate (baking…digitalbrain (53)in #science • 8 years agoChemical and Electrical SynapsesA synapse is a junction formed between two neurons, which allows the cells to communicate. The neuron…digitalbrain (53)in #science • 8 years agoHow The Northern Lights Are CreatedThe Northern Lights are the result of collisions between gaseous particles in the Earth's atmosphere with charged…digitalbrain (53)in #science • 8 years agoThe scale of thingsKees Boeke's book Cosmic View The Universe in 40 Jumps (1957) inspired a series of interesting short films about…digitalbrain (53)in #science • 8 years agoEuler's Disk: maths can be fun!Euler's Disk is an educational toy known for a seemingly paradoxical dramatic speed-up in spin rate as the disk…digitalbrain (53)in #science • 8 years agoTippe TopThe Tippe Top inverts itself when spinning at sufficient speed. It does this because its centre of mass does not…digitalbrain (53)in #science • 8 years agoTwenty amazing science experiments!1. Jet engine in a jar You need: Methanol (antifreeze is almost pure methanol), Glass jar with a metal screw cap…digitalbrain (53)in #science • 8 years agoSulfur Hexafluoride: fun and medical usesSulfur hexafluoride (SF6) is a colorless, odorless, inorganic, non-flammable gas. SF6 is also an excellent…digitalbrain (53)in #science • 8 years agoRefraction of LightRefraction is the bending of a wave when it enters a medium where its speed is different. The refraction of light…digitalbrain (53)in #science • 8 years agoThree cool Pythagorean Theorem demos!1. Pythagorean theorem water demo Credits: Maz Dak 2. Pythagorean theorem marbles demo Credits: INSIDER 3.…digitalbrain (53)in #science • 8 years agoDancing MathsA cool way to teach functions in algebra... Follow us @digitalbraindigitalbrain (53)in #science • 8 years agoEasy experiment with static electricityStatic electricity creates positive (+) or negative (-) charges that can either attract or repel other…digitalbrain (53)in #science • 8 years agoAn animated representation of how the heart worksThe heart is a pump. It is divided into the right and the left side. The division protects oxygen-rich blood from…digitalbrain (53)in #science • 8 years agoHappy Internaut day!On 23 August 1991, the world's first website went live to the public. The website, created by Sir Tim Berners-Lee…digitalbrain (53)in #science • 8 years agoTesseractA tesseract is a mathematical construct. A description of what a higher dimensional object would look like if such…digitalbrain (53)in #science • 8 years agoCalculating the area of a spherical surfaceSimple way to teach a method for calculating the area of a spherical surface. Follow us @digitalbrain!digitalbrain (53)in #science • 8 years agoFour stroke axial reciprocating DUKE engineIt is "Axial" because the axis of each cylinder is aligned with the axis of the output/crank shaft. This type of…digitalbrain (53)in #science • 8 years agoTricking your brain...Observe the black white spiral carefully for about 20 seconds, then fixate your view at the nebula below. What…