Chameleons’ long, elastic tongues are one of the fastest muscles in the animal kingdom, extending more than twice their body length and packing 14,000 watts of power per kilo.

NASA's Mars rover Curiosity acquired this image using its Mars Hand Lens Imager (MAHLI), located on the turret at the end of the rover's robotic arm, on April 23, 2020, Sol 2742 of the Mars Science Laboratory Mission, at 16:21:18 UTC.

The smallest movie ever made, "A Boy and His Atom", was created using individual atoms and a scanning tunneling microscope (STM).

Atlantic Goliath grouper can grow up to lengths of 2.5 m (8.2 ft) and can weigh as much as 362.8 kg (800 lbs). The grouper in this gif is preying upon a 1.2 m (4ft) black tip shark. These large fish are native to shallow reefs and coastal waters in the western Atlantic and Gulf of Mexico.