Nitrogen is essential for growth and development of living things. It’s involved with almost all aspects of life: in amino acids that constitute protein, in DNA and RNA that control genetic ...

Which is your favourite chemical element? In a new series to mark the International Year of the Periodic Table, our science journalists will be arguing for their pick from the 118 known elements. In ...

Most of Earth's life-essential elements probably arrived with the planetary collision that produced the moon. Petrologists now conclude Earth most likely received the bulk of its carbon, nitrogen and ...

After two decades of debate, scientists are getting closer to figuring out exactly what the sun — and thus the whole universe — is made of. The sun is mostly composed of hydrogen and helium. There are ...

Here’s the thing about nitrogen. It’s essential for life—a key ingredient in both DNA and proteins. It also makes up seventy-eight per cent of the air we breathe. It would be useful for us if we could ...

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