Category: Medicine

Scientific consensus: how research works

Research is a slow and long process. It is far from what is pictured, with a new discovery that becomes instantly the new scientific truth. When a new discovery is first made, it takes a while before it is accepted as a scientific consensus. The reason lies in how research works. Fundamental science Research is…
Read more

Science Fun Facts #2

A new set of scientific fun facts. For the #1, head here: http://allyouneedisscience.net/science-fun-facts-1/ Mathematics The movement of a runner’s ponytail acts as a pendulum and follows the equation: Joseph B. Keller; “Ponytail motion”, SIAM J. Appl. Math., 70(7), 2667–2672; doi: 10.1137/090760477 Computer science It takes two neurons for an AI to learn how to ride a…
Read more

Viruses: better understanding for better protection

Knowledge is necessary to understand the world especially when it comes to medical issues. Knowing what we are up against helps us to react in a proper way and not to fear the threat. This is as important for researchers as it is for the public. One category of those threats are viruses. What is…
Read more

Collective memory: “The North remembers”

What is behind this quote from the TV serie Game of Thrones? In this fiction, when a wrong is made to a part of the North’s population, the whole region remembers the event and held a grudge on the persons responsible. I have noticed similar situations happen for us. When a traumatic event occurs (for…
Read more

Science Fun Facts #1

Mathematics There are as many positive even numbers as there are positive numbers (even or odd). It is because the two sets are in bijection. N. Bourbaki, Éléments de mathématique : Théorie des ensembles, ISBN 978-3-540-34035-5 Computer science The first ever computer bug occurred in September 1947. Indeed, Admiral Grace Hopper used that word when she found…
Read more

PET imaging: radioactivity to see inside the body

Medical imaging is a fantastic tool available for doctors to help find a diagnosis or to help treat patients. Almost everyone knows about X-ray Computed Tomography (CT) or Magnetic Resonance Imaging (MRI). However there is another technique, widely used but yet less famous, Positron Emission Tomography (PET). That’s a shame because PET imaging is an…
Read more