Factales

The Chandra X-ray Observatory (CXO), previously known as the Advanced X-ray Astrophysics Facility (AXAF), is a space observatory launched on STS-93 by NASA on July 23, 1999. Chandra is sensitive to X-ray sources 100 times fainter than any previous X-ray telescope, enabled by the high angular resolution of its mirrors. Since the Earth's atmosphere absorbs the vast majority of X-rays, they are not detectable from Earth-based telescopes; therefore space-...

During his school days, he came to know about ancient Indian aeronautics through his teacher Chiranjilal Verma, who led Talpade to read Swami Dayanand Saraswati's works related to ancient aeronautics, such as ‘Rigvedādic Bhāshya Bhu...

Yellapragada Subbarow (12 January 1895 – 8 August 1948 ) was an Indian biochemist who discovered the function of adenosine triphosphate as an energy source in the cell, and developed methotrexate for the treatment of cancer. Most of his career was spent in the United States. Despite his isolation of ATP, Subbarow was denied tenure at Harvard though he would lead some of America's most important medical research during World War II. Subbarow died in the United Sta...