Category: Earth

Rosetta,

December 27, 2022

The European Space Agency’s spacecraft that carried Philae, the first spacecraft to land on a comet. On March 2, 2004, Rosetta was launched by an Ariane 5 rocket from Kourou, French Guiana, on a 10-year mission to comet 67P/Churyumov-Gerasimenko. Rosetta’s 654-million-km journey entered orbit around the comet on August 6, 2014, and then landed the…

The most dangerous island

December 15, 2022

Densely green forest, beautiful beaches, clear waters and long shallow seas dotted with sea-puts, this isolated island in the Andaman archipelago is home to life, but once you land, you will never see the outside world again. The wildlife here is not the problem. Behind it is a very aggressive tribe called senitinellese. In 1974,…

Orion returns after seeing the moon

December 14, 2022

The whole world is waiting for NASA’s Orion spacecraft to return to Earth. Artemis and Orion spacecraft are a project that took many years and spent billions. The Orion probe, which went all the way to the moon and took pictures, brought a lot of valuable data back to Earth. It is expected to land…

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….

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