A quasar is an extremely luminous active galactic nucleus, powered by a supermassive black hole, with mass ranging from millions to tens of billions of solar masses
bright rays, black and white gamma rays, the concept of educational resources, development and learning of new things fall on the lying book,copy space
Color management. Conversion between the colors of input and output peripheral devices from one color space to another using CMM color management module, profile connection space PCS and ICC profile.
Gamma Greek lowercase symbol vector collage of round dots in various sizes and blue color shades, and grunge Atomic Power stamp seal. Blue round sharp rosette stamp includes Atomic Power text inside.
Close-up of numerous raindrops on a surface with a gradient of colors from dark blue to green and lighter shades. The background is blurred to highlight the water droplets.
Molecular formula of gamma-aminobutyric acid. Gamma aminobutyric acid is a chemical substance that plays an active role in the nervous system as an inhibitory neurotransmitter.
Greek Alphabet and Symbols (Useful for Education and Schools), vector illustration. They are archaic Greek alphabets used before and after Christ but in the past. Eps vector