Author: kelvin

First “blow down” test of Trisonic wind tunnel successful

December 10, 2022

The first “blow down” test of the trisonic wind tunnel, much awaited by the Indian scientific community, took place on 8 December 2022 at the Vikram Sarabhai Space Center in Thiruvananthapuram. Trisonic wind tunnels can be used to test the aerodynamic design of rockets and re-entry spacecraft, and to evaluate the load distribution, pressure, acoustic…

The construction work of the world’s largest telescope has begun.

December 7, 2022

Known as SKA, the original name of this radio telescope is the Square Kilometer Array. Its construction work is expected to be completed by 2028. The SKA is based at the University of Manchester’s Jodrell Bank Observatory in Cheshire, England. One of SKA’s great quests is to trace the entire history of hydrogen, the most…

Boiling River

December 6, 2022

The Shanay-Timpishka is one of the tributaries of the Amazon River. Even in the non-rainy season, the 5km wide Amazon River and its surrounding forest were always full of mystery. The tribes and flora and fauna of that forest, which is more than half the size of the United States, are still not fully understood….

Aldebaran

December 5, 2022

Aldebaran (Tau, Tauri, Alpha Tauri) is a bright orange giant star located 65 light-years away in the constellation Taurus. With an average apparent magnitude of 0.87, it is the brightest star in the constellation and one of the brightest stars in the night sky. The name Aldebaran is Arabic (Julai al-Dabaran) and literally translates as…

NASA has successfully tested the ‘Loftid’ technology to put humans on Mars

December 4, 2022

NASA has tested lofted technology that it hopes will help land humans on Mars. The full name of the mission is Low-Earth Orbit Flight Test of Inflatable Decelerator (LOFTID). The system consists of a heat shield, a probe, a propulsion system and a parachute, all of which are connected by circular tubes of air connected…

What is the connection between the blue color of the sea and CV Raman?

December 3, 2022

Raleigh, the scientist who defined the reason for the blue color of the sky, faced a big question: Why is the color of the sea blue? Raleigh explained that the reflection of the sky is the reason for the blue color of the sea. This explanation was believed by the scientific world for a long…

How the moon effects the tide

December 1, 2022

The Moon and Earth exert a gravitational pull on each other. On Earth, the Moon’s gravitational pull causes the oceans to bulge out on both the side closest to the Moon and the side farthest from the Moon. These bulges create high tides. The low points are where low tides occur. watch video

Today, the population of humans on Earth has crossed 8 billion officially.

November 30, 2022

1 Billion 18042 Billion 19273 Billion 19604 Billion 19745 Billion 19876 Billion 19987 Billion 20108 Billion 20229 Billion 2037 (estimated)10 Billion 2058 (estimated) It is estimated that 10.4 Billion will be the peak population we reach around 2080, after that population should decrease.

Unbeaten two hundred times in a row ‘Rohini 200’ (RH-200)

November 28, 2022

Rohini 200 sounding rocket’s 200th consecutive launch success. The launch was at 11.50 am from the launch center in Thumba. Former President Ram Nath Kovind visited VSSC to witness the launch. Rohini 200 took off once again from the shores of Tumba. 200th consecutive unbeaten launch. The Rohini 200, also known as the RH 200,…