Biochemistry / chemistry

Complex organic molecules found in meteorites (artist concept NASA's Goddard Space Flight Center/Chris Smith)

At NASA Goddard Space Flight Center a new research have been carried out on twelve carbon-rich meteorites finding adenine and guanine, two nucleobases which are DNA components, but also nucleobases analogs such as 2,6-diaminopurine and 6,8-diaminopurine.

Robert Bunsen

Robert Wilhelm Eberhard Bunsen was born on March 31, 1811 in Göttingen in the then kingdom of Hanover, now part of Germany. His inventions and discoveries made him one of the most famous scientists in the field of chemistry.

The bacterium GFAJ-1 grown in arsenic

The news already leaked out and last night NASA confirmed it: a group of researchers who were conducting tests in Mono Lake, a California lake with a harsh environment, found a microorganism capable of thriving in an environment full of arsenic.