« previous next »
« previous next »
 

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Aerial view of a blue whale showing both pectoral fins Aerial view of a blue whale showing both pectoral fins
Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Video: HDL (high density lipoprotein)

For a complete list of videos, visit our video library