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How caves were created in the Caribbean

Glaciation during the ice ages caused the sea level to drop. Parts of the limestone reef platforms that form the bedrock of the Bahamas fell dry. Rain penetrated through cracks and dissolved the limestone, creating widely ramified karst caves. Author: ZDF/Terra X/R. Marel/S. Hillmann/C. Gerisch/A.

Caves: Extreme Conditions for Life

For certain life forms on Earth, conditions that humans and other familiar organisms find hospitable can actually be deadly. Instead of a moderate climate with an atmosphere rich in nitrogen and oxygen, these organisms thrive in very hot or very cold temperatures, or in caves or deep waters where no

WIRELESS OUTDOOR LIGHT - Yongnuo YN-600 LED Review

The cheapest LED-lamp with batteryfunction tested - always be flexible having light with you for film and photo shoots. We check out the much-promising and cheap LED-lamp from yongnuo. You have a video suggestion to us? Just tweet it @hotodi or drop it down into the comment section! Our Sites & In