blue glowing neuron on black

1024 × 768

Blue Lithium Symbol — Neutral

1280 × 1024

H2O Chemical Formula — Blue, Dramatic, Digital Art

1920 × 1200

Biohazard Symbol — Orange, Dramatic

1600 × 1200

Lion Symbol on Sphere — Gray

1024 × 768

Biohazard Symbol — Blue, Dark, Digital Art, Black

1024 × 768

molecular structure in blue

1024 × 768

Glowing Biohazard Symbol — Blue, Dark, Digital Art, Light

1024 × 768

Half-Life 2 Logo — Black, Minimalist, Digital Art, Orange

1280 × 800

Blue Power Symbol — Black

1920 × 1080

Blue Lightning Bolt — Neutral

2560 × 1440

Blue Glowing Symbol — Mystical

1920 × 1080