water - H2O necklace | silver gold_plated a board-certification marker

a board-certification marker

Serotonin is a monoamine neurotransmitter synthesised from tryptophan via 5-hydroxytryptophan (5-HTP)

red blood cells ring | sterling silver

The supernova that created it occurred around 1680

graduate students and postdocs through their first nuclear-transport block

water - H2O necklace | silver gold_plated a board-certification markerwater (H2O) necklace sterling silver Water is a molecule with so many anomalous properties that it reads as a list of coincidences. None of them are coincidences. They all follow from a single fact: the bent V shape of three atoms, and the hydrogen bonds that follow from it. The entire chemistry of life depends on this shape. The Science Behind Water Water's structure is deceptively simple: two hydrogens bonded to one oxygen at a 104. 5 degree angle.