NASA: No Earth impact from Asteroid Apophis in 2036
By: Terrence Aym
Speculation has been building since 2004 that asteroid Apophis might hit Earth in 2029. The worry was fueled by astronomical calculations that revealed the asteroid had a 2.7 percent probability of striking Earth. If it missed, NASA said back then that the space rock...
By: Mister Maths
What is a black hole?A black hole is a region of spacetime from which nothing can escape, even light.To see why this happens, imagine throwing a tennis ball into the air. The harder you throw the tennis ball, the faster it is travelling...
By: Usha Bala Devi
Srinivasa Aiyangar Ramanujan was born in a poor Brahmin family of south India on 22nd December, 1887. Because of his poor existing conditions, he had to start his career as a clerk . But the quest in him did not allow him to stop there, instead...
By: William Remski
The protons and neutrons in the core, or nucleus of atoms are held together by the so-called strong nuclear force. This is one of the fundamental forces of nature and is called strong because it can overcome the great electromagnetic repulsive force between the positively...
By: William Remski
The simplest rocket motor, and the first, is the black powder engine. Developed in China around 1000 AD, the black powder rocket involves little more than a tube filled with gunpowder and a clay nozzle to speed up the exhaust gasses. Black powder is a...
By: Stephen H
Einstein's theories of relativity suggest that time travel is possible. Einstein theorised that space and time are aspects of the same thing, space-time and that these are not constant. As you travel close to, or even exceed, the speed of light, time slows down until...
By: Jan Wognnugh
What are the five simple machines you should have rudimentary understanding of? I spent awhile thinking about it and I have come up with my list of 5 simple machines based on the effects they have had on our lives.The ComputerThe benefits brought onto...
By: Stephen H
Galileo Galilei is an Italian scientist who was born in 1564. He made a number of discoveries and inventions including the forerunner of the modern thermometer and understanding nature using mathematics as the underlining tool. This lead to the modern scientific approach of looking at...
By: Martha Leonard
Of the many great scientific mind of the past, Galileo has to be counted among the greatest. He is called the "Father of Modern Science", the "Father of Modern Physics", and the "Father of Modern Astronomy". Single-handedly, Galileo moved the world of science in his...
By: Lynn Koh
A planet? A planet not. A planet? A planet not. All these recent hype about what Pluto really is has been the talk of the town ever since the International Astronomical Union (IAU) affirmed its decision on August 24 in stripping Pluto of its planetary...

 

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