USA

  CLEAR, Alaska and MOORESTOWN. The Missile Defense Agency's (MDA) Long Range Discrimination Radar (LRDR) program has completed delivery of its first radar panel to Clear, Alaska and placement of the final beam on the radar shelter as the program...

New Delhi. August 5 and 6 are indeed historic days for the BJP-led NDA as it saw the abrogation of Article 370 and division of Jammu and Kashmir into Union Territories (UTs) of Jammu...

The American President Donald Trump telling Pakistan Prime Minister Imran Khan that Indian Prime Minister Narendra Modi wanted his (Trump) mediation to resolve vexed Kashmir issue which kicked up a storm in Indian Parliament...

  New Delhi. South Korea is for setting up a rules-based and inclusive “regional architecture” even as countries in the region find it difficult to manage the pulls from competing initiatives from the United States...

The US has a new command called the Army Futures Command which aims to modernise the Army. It had six priorities- long range precision fire, next generation combat vehicle, future vertical lift platforms, a...

  New Delhi. Indian Air Force will induct the first four AH-64E (I) Apache helicopters ahead of Independence day next month with the US based aerospace giant Boeing having delivered four of these machines and...

  New Delhi. In a move to boost communications between its warships, aircraft and shore-based units, the Indian Navy has placed an order worth Rs 1,589 crore with the Indian Space Research Organisation (ISRO) for...

  New Delhi.In what could boost Indo-Russian defence ties and strengthen strategic partnership giving this country a unique place for India in the comity of nations, India is close to inking a key defence logistics...

  Istanbul: In what could lead to a NATO ally of US breaking off from the military grouping, Turkey received the first batch of Russia's S-400 missile defence system Friday despite repeated warnings from United...

  New Delhi: The deliveries of S-400 system from Russia will be made by April 2023, Parliament was told on July 17 by junior Defence Minister Shripad Naik. "A contract had been signed on October...

  May I Have Some More?   That was Oliver Twist’s classic question for which he got caned at the orphanage for asking for some extra gruel. 1.5 % of the GDP allocated for defence evokes hunger...

BERLIN. Sikorsky, a Lockheed Martin company, formally responded to the German Air Force "Schwerer Transporthubschrauber" (STH) Program call for competition. Sikorsky expects to offer the most modern heavy lift helicopter in production, the CH-53K...

This article may kindly be read with my earlier articles at links indicated below for a better understanding https://palepurshankar.blogspot.com/2019/04/a-quick-supplement-for-understanding html://palepurshankar.blogspot.com/2019/04/a-simplistic-understanding-of-low-earth.html Long back I had a course-mate to whom I was explaining basic trigonometry and that Sin X/X...