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
One of the biggest misconceptions about our night sky is that Polaris, commonly known as the North Star, is the brightest star in the Earth Sky. The truth is, it is between the 45th and 50th. That title of the brightest star in the sky belongs to Sirius. To the naked eye Sirius is a … Continue reading Sirius : The Brightest Star in The Sky.
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?
On the 19th of October 2017, an object was observed accelerating rapidly away from our Sun. The discovery was made by PAN-STARRS (panoramic survey telescope and rapid response system). These are a group of telescopes that constantly observe the sky for variable and accelerating objects like asteroids or comets. Initially the messenger was thought to … Continue reading The Messenger Who Came In From The Cold.
Winter is here and with that brings what we believe to be freezing cold weather. The freezing point of water and what we interpret to be freezing is 0 degrees. This isn't absolute cold as there are negative temperatures both in the Fahrenheit and degrees selsius scales. To get to absolute cold we need to … Continue reading Absolute Cold
We all see the apocalyptic social media posts of a doomsday event. Mainly an asteroid or supersized fictional planet impacting the Earth. Everyone hid under a rock in 2012 thinking the world as we know it was going out in a blaze of glory! It is accepted that a large asteroid collided with the Earth … Continue reading If An Asteroid Were Heading Straight For Us…..
I read a brilliant article in the RCG website recently regarding the imminent shortage of oil that Earth is about to experience. The analogy they use to describe our oil use is genius. In the jungles of South America, the tribes came up with a genius way to trap monkeys. The trap is a hollowed … Continue reading Save The Earth Series: A Dyson Swarm.