Browse Reference Articles
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Monarch butterfly
The Monarch butterfly (Danaus plexippus) is a well-known North American butterfly. Its wings feature an easily recognizable orange and black pattern. Monarchs are especially noted for their lengthy ... > more -
Sea-Monkey
Sea-Monkeys are a hybrid of Artemia salina, a species of brine shrimp. These are a type of fairy shrimp -- not true shrimp, but a branchiopod. The term Sea-Monkeys (sometimes unhyphenated) is a ... > more -
Gypsy moth
The gypsy moth, Lymantria dispar, is a moth of European origin. Gypsy moth larvae prefer hardwoods, but may feed on several hundred different species of trees and shrubs. In the East the gypsy moth ... > more -
Extinction event
An extinction event (also extinction-level event, ELE) occurs when a large number of species die out in a relatively short period of time. Since life began on Earth, a number of major mass ... > more -
San Andreas Fault
San Andreas Fault is a geological fault that spans a length of roughly 800 miles (1287 kilometres) through California, United States. The fault, a right-lateral strike-slip fault, marks a transform ... > more -
Waterspout
A waterspout is an intense columnar vortex (usually appearing as a funnel shaped cloud) that occurs over a body of water and is connected to a cumuliform cloud. In the common form, it is a ... > more -
Computer Modeling
Computer Science
Mathematical Modeling
Distributed Computing
Computer Programming
Communications
Computer simulation
A computer simulation or a computer model is a computer program that attempts to simulate an abstract model of a particular system. Computer simulations have become a useful part of mathematical ... > more -
Hurricanes and Cyclones
Severe Weather
Natural Disasters
Tornadoes
Energy and the Environment
Renewable Energy
Hurricane preparedness
Hurricane preparedness includes actions taken before a tropical cyclone strikes to mitigate the damage and personal danger such storms can cause. ... > more -
Giant clam
The Giant Clam (Tridacna gigas) is the largest living bivalve mollusc. One of a number of large clam species native to the shallow coral reefs of the South Pacific and Indian oceans, they can weigh ... > more
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