Daily Roundup: August 1, 2011

Breathing Space: Astronomers have found oxygen molecules in the Orion Nebula. Popular Science

Teaching Children Well: Children's book publisher Scholastic has pulled its "The United States of Energy" classroom lesson from its website. The curriculum, sponsored by the coal industry, had drawn criticism. Treehugger

Ice Breaker: New research suggests that Greenland's ice sheet may be more stable than Antarctica's. U.S. News & World Report

Go Fish: Federal officials will intensify efforts to monitor Asian carp so as to prevent the invasive species from entering the Great Lakes. Three rounds of waterway tests near Lake Michigan have turned up Asian carp DNA. AP

Gone with the Wind: Wind may be a bigger factor in preventing dead zones in the Chesapeake Bay than previously believed. Miami Herald

--Della Watson