Alongside black holes and white holes, wormholes have held a position of wonder in real physics as well as science fiction. A wormhole is a theoretical cosmic object that connects two different points in space and time. As per Einstein, wormholes could theoretically connect two different universes. American physicist John Archibald Wheeler coined the term … Continue reading Wormholes Series : Intro
When going through the questions and comments of the recent Zodiac series, I found a lot of questions regarding the spacetime interval and realised I didn't go into it in any great detail in last years relativity series. Silly me! When I discussed the spacetime interval in the past, I explained it in the mathematical … Continue reading The Spacetime Interval.
On the 11th of February 2016, the Laser Interferometer Gravitational Wave Observatory (LIGO) announced that they had detected the first evidence of the existence of gravitational waves the previous September. At the time this was a massive triumph for the team that observed them and made headlines worldwide. So what are gravitational waves? In 1916, … Continue reading Gravitational Waves
Cancer, also known as "the dark sign", is a medium sized constellation surrounded by Gemini to the West, Leo, Canis Minor and Hydra. The Brightest star in Cancer is Beta Cancri which only has an apparent magnitude of 3.5. So it's brightest star isn't overly bright and neither are the rest of them hence the … Continue reading The Constellation Cancer
Aries is located in the Northern Celestial Hemisphere with Pisces to the east and Taurus to the west. Aries comes from the Latin word for Ram. Aries itself is a mid sized constellation ranked 44th in size and it takes up around 1.1% of the celestial sphere we can see. The largest constellation title belongs … Continue reading The Constellation Aries
The name Pisces comes from the Latin plural for fish and easily seen with the naked eye. It lies between Aquarius to the west and Aries to the east. Pisces was known in ancient times and the ancient Greeks associated Pisces with Aphrodite and Eros. To escape the demon Typhon, they jumped into the sea … Continue reading The Constellation Pisces
One of the enduring symbols of Christmas and The Nativity is the star the wise men followed to greet the baby Jesus. The star of Bethlehem as it became to be known, has been researched extensively and there are several hypotheses as to which celestial body the Magi (Wise Men) followed to reach a stable … Continue reading What Was The Star of Bethlehem?