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History & Science

Explore fascinating stories discoveries and facts from history and science covering ancient civilizations scientific breakthroughs and world changing events.

black hole sound nasa
History & Science / News

Black Hole sound, Nasa recorded the sound of a Black Hole

August 25, 2022August 25, 2022 - by GyaanHub - Leave a Comment

Sharing the video, NASA wrote, “The misconception that there is no sound in space originates because most space is a ~vacuum, providing no way for sound waves to travel. A …

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History & Science

Special Relativity-Part 1: The Ether Theory and Light.

July 15, 2020July 15, 2020 - by GyaanHub - Leave a Comment

Welcome to the series of four articles where I will discuss the theory of Special Relativity and how light propagates. This theory was given by famous Professor Albert Einstein. There …

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History & Science / People

The Bell Jar- Beyond Suicide and Depression, Sylvia

June 11, 2020June 11, 2020 - by GyaanHub - Leave a Comment

Once I read poetry by Sylvia Plath named Mirror where she speaks about how people treat a mirror differently. A mirror just shows you the truth but in return receives …

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The Benthic Beauty: A sneak peek underwater
History & Science

The Benthic Beauty: A sneak peek underwater

May 27, 2020May 29, 2020 - by GyaanHub - 2 Comments.

The Sponges. Yes, Porifera animals are called as the sponges. Because back in time when synthetic sponges didn’t take over the market. These underwater immobile animals are harvested to be …

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Sun: Tale of Birth and Journey of a Photon
History & Science

Our Sun: A Tale of Birth and Journey of a Photon.

May 26, 2020May 26, 2020 - by GyaanHub - Leave a Comment

In this article we shall try to comprehend the marvel of nature that is reason for our existence, Our Sun. Sun is the reason for existence of all the forms …

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worldwide time zones
History & Science

Why do we have different time zones?

April 20, 2020May 16, 2020 - by GyaanHub - Leave a Comment

Why do we have different time zones 🤔? Because we’ve different watches? No!! Our earth rotates on its owns Axis. Due to this rotation, different parts of the earth receive …

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lucid dreaming
History & Science

Do you know about Lucid Dreaming? What is Lucid Dreaming?

April 17, 2020May 16, 2020 - by GyaanHub - 1 Comment

Lucid dreaming means knowing you’re dreaming while you’re dreaming. You’re able to recognize your thoughts and emotions as the dream happens. A lucid dream is a dream during which the …

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Bhangarh Fort
History & Science

Is Bhangarh Fort really a haunted place? The reality of Bhangarh Fort.

April 14, 2020April 14, 2020 - by GyaanHub - Leave a Comment

Most of you might have heard about the Bhangarh Fort as the most haunted place in India. Is it really true? I did a lot of researches. But still, that …

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