What if Apollo had crashed on the Moon ?

What if Apollo had crashed on the Moon ?

Admin accidents, Science, space 2 Comments

For all of the celebrations surrounding the first manned lunar landing of Apollo 11 in 1969, what is forgotten today is just how close they and the other Apollo missions flew to the edge of disaster. Apollo 11 came within seconds of aborting the landing because they had over shot the landing area and were running low on fuel. This was only one of several issues with the Apollo missions that arose that could have led to the loss of the mission and crew, though as it turned out only Apollo 13 came close to this happening. This excludes the …

Are you, really you ?

Are you, really you ?

Admin medical, people, Science 0 Comments

The painting “Nude, Green Leaves and Bust” by Pablo Picasso became the most expensive in the world when it sold for $106M at Christie’s in New York in 2010. However, if you had a copy, a fake, one that looked identical but was not the original, it would be worth a tiny fraction of that, maybe the cost of the materials required to make it plus a bit for it aesthetic value. But what if you took all the atoms of the original and changed them for identical new atoms so that it looked exactly the same. Would it still the …

Why is the sun hot ?

Why is the Sun hot ?

Admin Science, space 0 Comments

Why is the sun hot?,  now before you jump on the comments and say “because it’s the sun, stupid” think about it, our sun is basically a giant nuclear reactor at the centre of our solar system but not like the ones on earth. They create energy by nuclear fission, that is they split large atoms like uranium into smaller lighter ones and in the process it releases large amount of energy. Atomic bombs also work in the same way which is why they are so destructive. The sun creates its energy by nuclear fusion, the most efficient way to …