Neutrino, color radiography and hidden memories: the science news in ultrashort

The scientific news of July 13, 2018, is:

A gigantic black hole in a distant galaxy sent a neutrino to Antarctica.

• A gigantic black hole, 4 billion years distant -light, sent a very high energy neutrino to the South Pole.
• Astrophysicists had identified the particle in September 2017.
• Until now, physicists had detected only about thirty neutrinos as energetic , without ever being able to identify their origin.

First skeleton color radiographs.

• New Zealand scientists made the very first three-dimensional (3D) color X-ray of a human body.
• The technique used could help to improve medical diagnosis, according to CERN's European Physics Laboratory.
• The images clearly show the difference between bone, muscle and cartilage, but also i the position and size of cancerous tumors.

Stimulation of certain neurons helps to resuscitate lost memories

• Canadian researchers have succeeded in resuscitating childhood memories that seemed to be lost in mice
• This feat was made possible thanks to the optogenetics, a method combining optics and genetics
• The results suggest that childhood amnesia is mainly due to a decrease in accessibility of information rather than to a storage problem.

Space Tourism : flights from 2019?

• Two private companies, Blue Origin and Virgin Galactic, say they are only months away from their first flights into space with customers on board.
• However, each of them between them is cautious and is careful not to advance a specific date.
• The two companies have radically different technologies.
• Pbadengers will not go into orbit around the Earth, their experience in weightlessness will only last a few minutes

In Australia, a giant crocodile caught as a precautionary measure

• Tuesday, July 10, 2018, rangers in the Northern Territory of Australia managed to capture a huge marine crocodile of 4, 7 meters long.
• Stalking lasted for eight years.
• According to the authorities, this is a security measure for Australian residents.
• The specimen was taken to a farm of crocodiles of the region where its future is uncertain