Sentences with phrase «complex organic substances»

Still, Weinberger says, the recent discoveries are very encouraging in the search for life in the cosmos, especially if astronomers find that complex organic substances are widespread throughout the universe.

Spectrographs have found a smorgasbord of more than 100 molecules here, including such complex organic substances as ethyl alcohol.

Humus is a complex organic substance resulting from the breakdown of plant material in a process called humification.

Not exact matches

However improbable in a mechanistic sense the elaborate organic structure created by life may appear, it seems increasingly evident that the cosmic substance is drawn toward these states of extreme arrangement by a particular kind of attraction which compels it, by the play of large numbers in which it is involved, to miss no opportunity of becoming more complex and thus achieving a higher degree of freedom.

According to WHOI geochemist Dan Repeta, the answer may lie in the complex ways that bacteria break down dissolved organic matter, a cocktail of substances excreted into seawater by living organisms.

NASA Astrobiology Institute — larger and detailed images Ionizing radiation such as ultraviolet light «processes» substances found in the cold molecular clouds of interstellar space such as ices rich in organic compounds into even more complex organic materials.

Dekyndt gives shape to complex forms and surfaces that are in a permanent state of transformation and change, through interactions between substances, a location and a support, and through biochemical, organic or inorganic processes.