For example, the component of haemoglobin that carries oxygen molecules in the bloodstream is a metalloporphyrin. The ring system in metalloporphyrins can be thought of as an annulene in which ...

For the first time, scientists have captured the visible green lights of an aurora from the surface of Mars. The spectacle ...

Proteins are among the most studied molecules in biology, yet new research shows they can still hold surprising secrets. Researchers have discovered previously undetected chemical bonds within ...

All living beings emit a strange glow linked to vitality that vanishes when they die, according to a new study that may lead ...

For the first time, scientists have observed water molecules splitting in real time to form hydrogen and oxygen. And right ...