Tag: chemistry
Biggest building block in the chemistry of life discovered in a protoplanetary disk
Almost eleven years ago and already, using the network of radio telescope Alma (Atacama Large Millimeter/submillimeter Array) in Chile, astrophysicists brought to the fore the protoplanetary disk of the star…
Picric acid: what is it?
Picric acid is the common name for 2,4,6-trinitrophenol, chemical formula C6H3NOT3O7. In the state solidit is in the form of yellow crystals with the formula (NO2)3VS6H2OH. In the form of…
Origin of life: peptides can form in interstellar space!
You will also be interested [EN VIDÉO] What phenomena are at the origin of life? As early as 1871, Charles Darwin had imagined that terrestrial life could have been born…
The bricks of life can form in space
You will also be interested [EN VIDÉO] What phenomena are at the origin of life? As early as 1871, Charles Darwin had imagined that terrestrial life could have been born…
The bricks of life can form on interstellar dust
You will also be interested [EN VIDÉO] What phenomena are at the origin of life? As early as 1871, Charles Darwin had imagined that terrestrial life could have been born…
A thousand and one facets of carbon
Carbon was discovered in prehistoric times and was produced by the incomplete combustion of organic matter producing charcoal. It is a chemical element of the family of crystallogens: amber, Indian…
Cabinet of curiosities: photographs… of smells!
Today in the Cabinet of curiosities, we’re off on an excursion into the world of photography… and smells. Earl Grey, jasmine or Oolong tea, choose your favorite tea and let…
Why does sugar dissolve better in hot water than in cold water?
A sugar cube dissolves much more easily in a very hot coffee than in a glass of lemonade. The opposite is true for gases, which explains why it is better…
Wisp: where do they come from?
The will-o’-the-wisp is a luminous phenomenon observed in cemeteries or marshy places, which can be blue, yellow or green. They are the source of many legends, but do we really…
Heliography: what is it?
Heliography is the very first photographic process that we owe to the engineer Joseph Niépce (1765-1833), around 1822, considered the inventor of the photography. It is by studying the bitumen…