NASA's Hubble Telescope saw a gigantic, exploding star disappear into the void
Radioactron
by Radioactron
3y ago
NASA and ESA watched the remnants of a star go from the radiance of 5 billion suns to almost nothing over the course of a year. Titanic, runaway thermonuclear explosion. A disappearing act. Nature's atomic bomb. NASA sure knows how to describe a supernova, the final moments of a star's existence. Seventy-million light-years away in the scenic spiral galaxy NGC 2525, a white dwarf exploded and the Hubble Space Telescope witnessed its last days. NASA and the European Space Agency, which jointly run Hubble, released a rare time-lapse of the supernova's fading brightness.  The space tele ..read more
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Quantum Levitation
Radioactron
by Radioactron
4y ago
Quantum Levitation employs the properties of quantum physics to levitate superconductors over a magnetic source. We know that superconductors don’t like magnetic fields and hence they expel magnetic field lines whenever they are kept in a magnetic field. This phenomenon is termed as the “Meissner effect” and is only shown by type I superconductors. However, there is also another category of superconductors, ie. type II, which allows some of the magnetic field lines to pass through them and lead to a phenomenon known as “Flux pinning”, which is responsible for levitation processes. Flux ..read more
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Cheating In Exam? AI program designed to catch cheaters in exam.
Radioactron
by Radioactron
4y ago
We often want to get more and more of whatever we get. One of those things is the mark. We always want to get good marks irrespective of the way we get it. Many students in order to get good marks to start to cheat. Some copy from their friends and some may also paper cheats or mobiles to cheat. But those days of cheating and copying are soon going to be just a mere past. Now many of you would think that you never cheated. Somehow at some point in time, we may cheat without ourselves knowing about it. A study in the US containing of about 70000 high school students found that about 95% of st ..read more
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NASA Has Translated a Hubble Photo Into Music, And It's Absolutely Terrifying
Radioactron
by Radioactron
4y ago
The image NASA used for this project was taken by the Hubble's Advanced Camera for Surveys and Wide-Field Camera 3 back in August last year. The guys working with Hubble call the image a 'galactic treasure chest' because of the number of galaxies splattered across it. "Each visible speck of a galaxy is home to countless stars," NASA explains about the image. "A few stars closer to home shine brightly in the foreground, while a massive galaxy cluster nestles at the very centre of the image; an immense collection of maybe thousands of galaxies, all held together by the relentless force of gra ..read more
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Neutrino Detector
Radioactron
by Radioactron
4y ago
THE SUPER-KAMIOKANDE Japan is home to some of the most brilliant physicists of our age. It’s been like that for a long time now, and in today’s article, I will introduce you to one of their greatest instruments, the Super-Kamiokande Observatory.  How It All Began? Super-Kamiokande is actually the successor of another great observatory in Japan, the Kamioka Observatory, also a neutrino and gravitational waves laboratory. Its construction began in 1982 and it was completed in April 1983. The observatory’s purpose was to see whether proton decay exists, a fundamental question for our unde ..read more
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Wave Function
Radioactron
by Radioactron
4y ago
The wave function is the most fundamental concept of quantum mechanics. It was first introduced into the theory by analogy (Schrödinger 1926); the behavior of microscopic particles likes wave, and thus a wave function is used to describe them. Schrödinger originally regarded the wave function as a description of real physical wave. But this view met serious objections and was soon replaced by Born’s probability interpretation (Born 1926), which becomes the standard interpretation of the wave function today. According to this interpretation, the wave function is a probability amplitude, and t ..read more
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