They said in the science fiction movie Star Trek that we are units of carbon. But is it possible that there is another chemical element capable of substituting it? What is the framework of the molecules of life?
Until the end of the 20th century, nitric oxide was only of interest as an environmental pollutant, becoming the molecule of the year for its fundamental biological value.
Scientists have found the 'building blocks of life' in three meteorites that fell to Earth in 1950, 1969 and 2000. They all contained compounds that have been previously detected but also cytosine and thymine, the building blocks of life. This discovery adds to the evidence suggesting that the precursors of life came from space.
This year's Ig Nobel prizes return with the most unusual study winners on the planet. Could humans have developed beards to protect themselves from blows to the face?
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.