Topic

Polycyclic Aromatic Hydrocarbons

1 fact

  • Unusual101 views

    Space Has A Distinct Smell Often Described As Metallic Or Burnt Steak

    Astronauts returning from spacewalks report a unique aroma clinging to their suits, attributed to polycyclic aromatic hydrocarbons. These molecules are created by dying stars and exist throughout the cosmos, giving space its peculiar scent.