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Physics Galaxy was founded as an online learning portal by Ashish Arora. [2] It was founded as an initiative to coach students for free especially for those in rural areas, who cannot afford expensive coaching facilities. Later in 2011, a YouTube channel of the same name was founded. [3] [4]
Ashish Arora is an Indian structural biologist and a senior scientist at Central Drug Research Institute. [1] He did his postgraduate studies at Rajasthan University and post-doctoral work at the Max Planck Institute for Biophysical Chemistry, Goettingen, and University of Virginia, Charlottesville, VA, before joining the Central Drug Research Institute in 2002. [2]
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[3] [5] He has dedicated himself in training young minds in the field of Physics. He has immensely contributed to popularising Physics education among Indian students and teachers by conducting lectures and experimental demonstrations. He has been awarded the Maulana Abul Kalam Azad Shiksha Puruskar by the Bihar state government. [3] [6]
Astronomers used NASA's James Webb Space Telescope to reveal 44 stars in a galaxy so far away, its light dates to when the universe was half its age. In 'groundbreaking' study, astronomers detect ...
The most powerful telescope to be launched into space has made history by detecting a record number of new stars in a distant galaxy. NASA's James Webb Space Telescope, history's largest and most ...
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The effect of dynamical friction explains why the brightest (more massive) galaxy tends to be found near the center of a galaxy cluster. The effect of the two body collisions slows down the galaxy, and the drag effect is greater the larger the galaxy mass. When the galaxy loses kinetic energy, it moves towards the center of the cluster.