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Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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The horizontal fraction bar was introduced by the Arabs.

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Everyone has one nostril that is larger than the other.

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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

The image formed on the retina is inverted. The brain rights the image as part of the interpretation The image formed on the retina is inverted. The brain rights the image as part of the interpretation
Electron Microscope Image of a Fly Foot Electron Microscope Image of a Fly Foot
The photo shows an ultrasound image of a fetus of about 20 weeks’ gestational age. The photo shows an ultrasound image of a fetus of about 20 weeks’ gestational age.
Image Image
Eating Disorders and Body Image (1 of 2) Eating Disorders and Body Image (1 of 2)
Bone Formation Bone Formation
Video: Phases of an Action Potential - Resting Potential, Threshold, Rising, Falling, & Recovery Phases

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