(Encyclopedia) Marsh, Othniel Charles, 1831–99, American paleontologist, b. Lockport, N.Y., grad. Yale, 1860. He studied abroad, and from 1866 served at Yale as the first professor of paleontology…
Recent Discoveries: Did Cosmic Dust Doom the Dinosaurs? A controversial study by researchers at the University of Florida and Carnegie Institution theorizes that space dust in Earth's…
Classifying Animals Encyclopedia: Animals Invasive Species Animal Groups Estimated Number of Animal and Plant Species Calling All Animal Scientists Animal Names: Male,…
—By Borgna BrunnerOmo Is Oldest In 2003 the dating of an Ethiopian Homo sapiens fossil, “Herto Man,” was hailed as a milestone in paleoanthropology. At 160,000 years old, Herto Man was a full 50…
WHAT IS THE WORST PROBLEM FACING WILDLIFE? WHY ARE ISLAND SPECIES ESPECIALLY AT RISK? EXTINCTIONFIND OUT MOREAll over the world, plant and animal species are now at risk of EXTINCTION because of…
Early Earth EnvironmentOrigin of LifeIntroductionSpontaneous GenerationEarly Earth Environment So if Pasteur is correct and life only comes from existing life, where and how did life begin? Many…
Homework Center – Frequently Asked Questions Superlatives Animals The San Diego Zoo has more details on the largest and smallest animals in the world. Extreme Science Animal Kingdom has…
(Encyclopedia) American Museum of Natural History, incorporated in New York City in 1869 to promote the study of natural science and related subjects. Buildings on its present site facing Central…
Born: 1911Birthplace: San Francisco, Calif. Radio distance and direction indicator—Alvarez was awarded the Nobel Prize for Physics in 1968. He helped design a ground-controlled radar system for…
