An image of brain cells which won first place in the Science Close up category by Stephen Gschmeissner
Coloured scanning electron micrograph (SEM) of a red blood cell squeezing out of a torn capillary. A capillary is the smallest type of blood vessel, often only just large enough for red blood cells to pass through.
Diatoms - Silicon (Si) is element 14 in the periodic table. In the earth, it is one of the most abundant elements, linking with four oxygen atoms to form the silicate ...